{"title":"American Cut Gemstones","description":"","products":[{"product_id":"3-19ct-teal-montana-sapphire-round","title":"3.19ct Teal Montana Sapphire Round","description":"\u003cp\u003eThis magnificent 8.7mm peacock teal Montana Sapphire is an American cut one-of-a-kind gem. Showcasing a unique detailed cut done by American cutter Barbara Thomas, you will find a faceted girdle and a petite table. This gem has a captivating brilliance and is near loupe clean, exhibiting exceptional clarity for a 3.19 carat Montana Sapphire. It has been treated with heat-only, simply enhancing its natural beauty. With such mesmerizing qualities, this gem promises to be an incredible center stone, perfect for creating an unforgettable piece of jewelry.\u003c\/p\u003e\n\u003cp\u003eTo learn more about the story behind this gem, visit the \u003ca href=\"https:\/\/columbiagemhouse.com\/pages\/montana-sapphires\" title=\"Montana Sapphire Gem Facts Page\" rel=\"noopener\" target=\"_blank\"\u003eMontana Sapphire Gem Facts Page\u003c\/a\u003e.\u003cbr\u003e\u003c\/p\u003e","brand":"columbiagemhouse","offers":[{"title":"Default Title","offer_id":45566562730221,"sku":"034-01087-1_A-3.19","price":15950.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0513\/2107\/7913\/files\/34-1087-1_A-3-19_s1.jpg?v=1716564357"},{"product_id":"2-51ct-bright-blue-montana-sapphire-hexagon","title":"2.51ct Bright Blue Montana Sapphire Hexagon","description":"\u003cp\u003eThis one-of-a-kind Montana Sapphire was expertly cut by American cutter Barbara Thomas. It is a 7mm hexagon featuring a distinctive facet pattern. It is near loupe clean with only a few very small needle inclusions visible under magnification. This gem boasts the best bright pure-blue color observed from a Montana Sapphire, resembling the coveted Yogo sapphire hues. Weighing 2.51 carats, it has been treated with heat-only and is a gem with beauty that cannot be fully translated with just a photo.\u003c\/p\u003e\n\u003cp\u003eTo learn more about the story behind this gem, visit the \u003ca rel=\"noopener\" title=\"Montana Sapphire Gem Facts Pages\" href=\"https:\/\/columbiagemhouse.com\/pages\/montana-sapphires\" target=\"_blank\"\u003eMontana Sapphire Gem Facts Page\u003c\/a\u003e.\u003cbr\u003e\u003c\/p\u003e","brand":"columbiagemhouse","offers":[{"title":"Default Title","offer_id":45829514232045,"sku":"X034-01670-BT_A-2.51","price":13052.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0513\/2107\/7913\/files\/X034-01670-BT_A-2-51_S1.jpg?v=1717132282"},{"product_id":"1-77ct-purple-madagascar-sapphire-brilliant-emerald-cut","title":"1.77ct Purple Madagascar Sapphire Brilliant Emerald Cut","description":"\u003cp\u003eThis GIA-certified, untreated one-of-a-kind Madagascar sapphire boasts a deep, rich magenta color and features an emerald cut shape with a brilliant cut bottom. Although there are some small crystal inclusions at one end, it remains exceptionally bright and very clean overall. American cut by David Brackna, this gem weighs 1.77 carats and measures approximately 8.2 x 4.8mm.\u003c\/p\u003e","brand":"columbiagemhouse","offers":[{"title":"Default Title","offer_id":45897517334765,"sku":"025-12001-1T2_B-1.77","price":5310.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0513\/2107\/7913\/files\/025-12001-1T2_B-1-77_s1.jpg?v=1783631929"},{"product_id":"3-82ct-freeform-bi-color-montana-sapphire","title":"3.82ct Freeform Bi-Color Montana Sapphire","description":"\u003cp\u003eThis one-of-a-kind Montana Sapphire weighs 3.82 carats and faceted in a unique freeform shield cut by American cutter Barbara Thomas. It measures approximately 10.8 x 8.1mm in size and showcases an incredible bi-color palette. With striking rays of green and golden-orange, this is a gem that is impossible to forget. Despite having some small inclusions, it is near loupe clean, a rarity for a Montana Sapphire of this size. The gem has been treated with heat-only, enhancing its natural beauty.\u003c\/p\u003e\n\u003cp\u003eTo learn more about the story behind this gem, visit the \u003ca href=\"https:\/\/columbiagemhouse.com\/pages\/montana-sapphires\" title=\"Montana Sapphire Gem Facts Page\" rel=\"noopener\" target=\"_blank\"\u003eMontana Sapphire Gem Facts Page\u003c\/a\u003e.\u003cbr\u003e\u003c\/p\u003e","brand":"columbiagemhouse","offers":[{"title":"Default Title","offer_id":45962386407661,"sku":"X034-18401-3T5BT_A-3.82","price":14898.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0513\/2107\/7913\/files\/X034-18401-3T5BT_A-3-82_S1.jpg?v=1717128388"},{"product_id":"2-86ct-green-australian-sapphire-kite","title":"2.86ct Green Australian Sapphire Kite","description":"\u003cp\u003e\u003cspan\u003eThis one-of-a-kind Green Australian Sapphire Kite weighs 2.86 carats and is faceted in a unique kite shape by American cutter Barbara Thomas. It measures approximately 11.8x8.7mm.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eTo learn more about the story behind this gem, visit the \u003ca rel=\"noopener\" href=\"https:\/\/columbiagemhouse.com\/pages\/royal-kings-plain-sapphire\" target=\"_blank\"\u003eRoyal Kings Plain Sapphire\u003cspan\u003e®\u003c\/span\u003e Gem Facts Page.\u003c\/a\u003e\u003c\/p\u003e","brand":"Columbia Gem House","offers":[{"title":"Default Title","offer_id":47778561589485,"sku":"035-05101-2T3BT_A-2.86","price":5720.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0513\/2107\/7913\/files\/35-5101-2T3BT_S1_V2.jpg?v=1741819806"},{"product_id":"3-04ct-oregon-sunstone-pear","title":"3.04ct Oregon Sunstone Fancy Pear","description":"\u003cp\u003eRich in color and full of character, this 3.04-carat Oregon Sunstone is a stunning example of American craftsmanship and natural beauty. Expertly cut by American gem cutter Barbara Thomas, the stone features a graceful fancy pear shape that enhances its captivating color.\u003c\/p\u003e\n\u003cp\u003eThe palette of this gem moves from a deep ember red to warm peach tones, with a brilliant burst of brightness at its widest point—creating a glowing “belly” that adds depth and dimension to the gem. This dynamic coloration, entirely untreated, is a hallmark of high-quality Oregon sunstone and a testament to its rarity.\u003c\/p\u003e\n\u003cp\u003eMeasuring approximately 11.6x7.5mm, the one-of-a-kind gem offers a sophisticated silhouette, perfect for a pendant or a one-of-a-kind ring design. With its bold color transitions and elegant cut, this Sunstone is a piece that balances artistry and nature—ideal for collectors or designers looking to create something truly unique.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eTo learn more about the story behind this gem, visit the \u003ca href=\"https:\/\/columbiagemhouse.com\/pages\/oregon-sunstone\" rel=\"noopener\" target=\"_blank\"\u003eOregon Sunstone Gem Facts Page.\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Columbia Gem House","offers":[{"title":"Default Title","offer_id":47778586722541,"sku":"230-00501-3T5BT_A-3.04","price":1330.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0513\/2107\/7913\/files\/230-501-3T5BT_3-04ct_S1.jpg?v=1741719731"},{"product_id":"7-37ct-freeform-apatite","title":"7.37ct Freeform Apatite","description":"\u003cp\u003e7.37 Freeform Apatite. \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 11.0pt; font-family: 'Calibri',sans-serif; mso-fareast-font-family: Aptos; mso-fareast-theme-font: minor-latin; mso-bidi-font-family: 'Times New Roman'; mso-bidi-theme-font: minor-bidi; mso-ansi-language: EN-US; mso-fareast-language: EN-US; mso-bidi-language: AR-SA;\"\u003eThis one-of-a-kind Apatite weighs 7.37 carats and is faceted in a unique freeform fancy cushion cut by American cutter Barbara Thomas. It measures approximately 13.7x8.8mm.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Columbia Gem House","offers":[{"title":"Default Title","offer_id":47778620670189,"sku":"240-18401-5T10BT_A-7.37","price":2764.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0513\/2107\/7913\/files\/240-18401-5T10BT_7-37ct_S1_V2.jpg?v=1741724123"},{"product_id":"1-74ct-neon-green-beryl-hexagon","title":"1.74ct Neon Green Beryl Hexagon","description":"\u003cp\u003eExpertly cut by American gem cutter Barbara Thomas, it features a bold hexagonal silhouette that highlights the vivid intensity of its natural, untreated color.\u003c\/p\u003e\n\u003cp\u003eAt 1.74 carats and approximately 9x6mm, this Nigerian Beryl is a true one-of-a-kind. Its electric green hue is both captivating and unexpected—a standout shade within the beryl family, which includes well-known favorites like aquamarine and morganite. Just like its pastel-hued cousins, this gem offers excellent durability and brilliance, making it a strong and beautiful choice for everyday wear.\u003c\/p\u003e\n\u003cp\u003eWhether set in a sleek pendant or a striking ring, this gem brings both character and craftsmanship to any design. Its clean lines, saturated color, and rare shape make it a perfect centerpiece for those drawn to pieces that are as unique as they are wearable.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Columbia Gem House","offers":[{"title":"Default Title","offer_id":47841799340269,"sku":"070-01601-1T2BT_A-1.74","price":1958.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0513\/2107\/7913\/files\/070-5101-1T2BT_S1_V2.jpg?v=1741818705"},{"product_id":"11-25ct-oregon-sunstone-rose-cut-pear","title":"11.25ct Oregon Sunstone Rose Cut Pear","description":"\u003cp\u003eThis untreated one-of-a-kind Oregon Sunstone, cut by American cutter Barbara Thomas, is a true masterpiece. Weighing 11.25 carats and measuring approximately 21.2x13.3mm, it is an extraordinary example of nature’s brilliance—unparalleled in both size and beauty.\u003c\/p\u003e\n\u003cp\u003eThe deep peach-red color of this Sunstone is both bold and captivating, with vibrant schiller that dances with the light, creating a mesmerizing play of color. The rose cut pear shape enhances this natural effect, giving the stone a distinct, creative sparkle that’s unlike any other. It’s a daring and artistic cut, perfect for a bold, one-of-a-kind jewelry design.\u003c\/p\u003e\n\u003cp\u003eThis Sunstone is an exceptional find for collectors, designers, and anyone seeking a gem that stands apart from the rest.\u003c\/p\u003e\n\u003cp\u003eTo learn more about the story behind this gem, visit the \u003ca href=\"https:\/\/columbiagemhouse.com\/pages\/oregon-sunstone\" rel=\"noopener\" target=\"_blank\"\u003eOregon Sunstone Gem Facts Page.\u003c\/a\u003e\u003c\/p\u003e","brand":"Columbia Gem House","offers":[{"title":"Default Title","offer_id":47841816969453,"sku":"230-10801-G10BT_A-11.25","price":4219.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0513\/2107\/7913\/files\/230-10801-G10BT_S1.jpg?v=1741818405"},{"product_id":"2-34ct-blue-montana-sapphire-elongated-blade","title":"2.34ct Blue Montana Sapphire Elongated Blade","description":"\u003cp\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eUnique one-of-a-kind fancy elongated blade shaped buff top Montana sapphire. This gem displays beautiful unique color banding, and longs to be set with an open back to see its beauty from every angle. Cut by American cutter Barbara Thomas. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eTo learn more about the story behind this gem, visit the \u003ca rel=\"noopener\" title=\"Montana Sapphire Gem Facts Page\" href=\"https:\/\/columbiagemhouse.com\/pages\/montana-sapphires\" target=\"_blank\"\u003eMontana Sapphire Gem Facts Page\u003c\/a\u003e.\u003c\/p\u003e","brand":"Columbia Gem House","offers":[{"title":"Default Title","offer_id":49377473757421,"sku":"E034-00501-2T3BT_A-2.34","price":4680.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0513\/2107\/7913\/files\/E034-00501-2T3BT_A-2.34_S1-V1.jpg?v=1775838867"},{"product_id":"4-47ct-denim-montana-sapphire-pear","title":"4.47ct Denim Montana Sapphire Pear","description":"\u003cp\u003eThis denim-blue Montana Sapphire carries a bold, unmistakable presence, weighing 4.47 carats and cut into a refined pear shape by American cutter Barbara Thomas. Concave facets across the crown draw light inward with a softened depth, while flat facets along the pavilion return it with contrast and structure, giving this stone a distinctly dimensional, shifting character.\u003c\/p\u003e\n\u003cp\u003eMontana Sapphires at this size, with this level of clarity, are increasingly rare—especially one that retains such strong, even color and natural integrity. Measuring 13.9 x 9mm, it holds a few small, unique inclusions—one even revealing a subtle rainbow flash when it catches the light just right. Treated with heat-only by our team, this one-of-a-kind sapphire embodies a grounded, confident energy shaped equally by nature and precision cutting\u003c\/p\u003e\n\u003cp\u003eTo learn more about the story behind this gem, visit the \u003ca rel=\"noopener\" title=\"Montana Sapphire Gem Facts Page\" href=\"https:\/\/columbiagemhouse.com\/pages\/montana-sapphires\" target=\"_blank\"\u003eMontana Sapphire Gem Facts Page\u003c\/a\u003e.\u003c\/p\u003e","brand":"Columbia Gem House","offers":[{"title":"Default Title","offer_id":49377610432749,"sku":"E034-00501-3T5BT_A-4.47","price":16092.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0513\/2107\/7913\/files\/E034-00501-3T5BT_A-4.47_S1-V2.jpg?v=1775839064"},{"product_id":"4-08ct-teal-montana-sapphire-modified-triangle","title":"4.08ct Teal Montana Sapphire Modified Triangle","description":"\u003cp\u003eThis Montana Sapphire reveals a bright, complex color that shifts between teal and blue depending on the angle, giving it a dynamic, living quality in hand. Cut by American cutter Barbara Thomas into a modified fancy triangle—hovering between a cut-corner triangle and a soft hexagon—it carries a uniquely modern silhouette that feels both geometric and organic.\u003c\/p\u003e\n\u003cp\u003eMeasuring 10.2 x 8.8mm and weighing 4.08 carats, this is an unusually large gem for Montana Sapphire. It is near loupe clean, with only a few tiny needle inclusions that trace its crystal growth, along with a few very small inclusions visible under 10x magnification. Treated with heat-only by our team, this one-of-a-kind gem will make an incredible statement piece. \u003c\/p\u003e\n\u003cp\u003eTo learn more about the story behind this gem, visit the \u003ca rel=\"noopener\" title=\"Montana Sapphire Gem Facts Page\" href=\"https:\/\/columbiagemhouse.com\/pages\/montana-sapphires\" target=\"_blank\"\u003eMontana Sapphire Gem Facts Page\u003c\/a\u003e.\u003c\/p\u003e","brand":"Columbia Gem House","offers":[{"title":"Default Title","offer_id":49377626816749,"sku":"E034-01301-3T5BT_A-4.08","price":18360.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0513\/2107\/7913\/files\/E034-01301-3T5BT_A-4.08_S1-V2.jpg?v=1775838611"},{"product_id":"1-68ct-orange-montana-sapphire-fancy-shield","title":"1.68ct Orange Montana Sapphire Fancy Shield","description":"\u003cp\u003eThis intense bright orange Montana Sapphire radiates with color and presence in a compact, perfectly balanced form. Cut by American cutter Barbara Thomas into an elegant fancy shield shape, it pairs a delicate and unusual faceted crown with a step-cut pavilion, creating a structured yet luminous presence in hand.\u003c\/p\u003e\n\u003cp\u003eMeasuring 8.6 x 8.5mm and weighing 1.68 carats, this sapphire is near eye clean, with two delicate fingerprint inclusions visible with a loupe, speaking to its natural formation. Treated with heat-only by our team, it stands as a true one-of-a-kind example of the vibrant, distinctive oranges that Montana can produce.\u003c\/p\u003e\n\u003cp\u003eTo learn more about the story behind this gem, visit the \u003ca rel=\"noopener\" title=\"Montana Sapphire Gem Facts Page\" href=\"https:\/\/columbiagemhouse.com\/pages\/montana-sapphires\" target=\"_blank\"\u003eMontana Sapphire Gem Facts Page\u003c\/a\u003e.\u003c\/p\u003e","brand":"Columbia Gem House","offers":[{"title":"Default Title","offer_id":49377664205037,"sku":"E034-05101-1T2BT_A-1.68","price":5544.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0513\/2107\/7913\/files\/E034-05101-1T2BT_A-1.68_S1-V1.jpg?v=1775838199"},{"product_id":"2-76ct-bi-color-montana-sapphire-fancy-kite","title":"2.76ct Bi-Color Montana Sapphire Fancy Kite","description":"\u003cp\u003eThis 2.76 carat bi-color Montana Sapphire blends earthy greens with deep rusty-orange tones, creating a kaleidoscopic effect as it moves in light. Cut by American cutter Barbara Thomas into a fancy kite shape, it features a delicate table and sculpted proportions that give the stone a dramatic, highly distinctive silhouette.\u003c\/p\u003e\n\u003cp\u003eMeasuring 11.5 x 8.5mm, it shows some eye-visible inclusions that lend a soft misty character to its appearance, enhancing its natural, organic feel. Treated with heat-only by our team, this one-of-a-kind sapphire carries a grounded beauty—as if found, not made—meant for a design that feels deeply connected to nature.\u003c\/p\u003e\n\u003cp\u003eTo learn more about the story behind this gem, visit the \u003ca rel=\"noopener\" title=\"Montana Sapphire Gem Facts Page\" href=\"https:\/\/columbiagemhouse.com\/pages\/montana-sapphires\" target=\"_blank\"\u003eMontana Sapphire Gem Facts Page\u003c\/a\u003e.\u003c\/p\u003e","brand":"Columbia Gem House","offers":[{"title":"Default Title","offer_id":49377734983917,"sku":"E034-05101-2T3BT_A-2.76","price":6624.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0513\/2107\/7913\/files\/E034-05101-2T3BT_A-2.76_S1-V2.jpg?v=1775837588"},{"product_id":"3-33ct-spessartite-garnet-fancy-trillion","title":"3.33ct Spessartite Garnet Fancy Trillion","description":"\u003cp\u003eA vivid expression of natural fire, this 3.33 carat Spessartite glows with a rich, ember-like red. Expertly cut into a fancy trillion by American cutter Barbara Thomas, its high table and deep crown create a striking, regal presence.\u003c\/p\u003e\n\u003cp\u003eWhile this gem bears some visible inclusions that reflect its natural origin, it faces up incredibly bright and full of life. Measuring 9.9 x 8mm, this one-of-a-kind offers a compelling balance of character, craftsmanship, and radiant beauty.\u003cbr\u003e\u003c\/p\u003e","brand":"Columbia Gem House","offers":[{"title":"Default Title","offer_id":49377752645869,"sku":"049-01401-3T5BT_A-3.33","price":1665.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0513\/2107\/7913\/files\/049-01401-3T5BT_A-3.33_S1-V3.jpg?v=1775836920"},{"product_id":"3-55ct-spessartite-garnet-fancy-shield","title":"3.55ct Spessartite Garnet Fancy Shield","description":"\u003cp\u003eThis rich, fiery red-orange spessartite holds an unmistakable presence\u003cspan\u003e—\u003c\/span\u003eat 3.55 carats, this gem is expertly cut into a distinctive fancy shield cut by American cutter Barbara Thomas. Its framed high table, deep crown, and intricate facet pattern create a dynamic, regal effect which comes alive with light.\u003c\/p\u003e\n\u003cp\u003eMeasuring 9.5 x 6.9mm with an approximate depth of 6.6mm, it faces up bright and vibrant, with a few small internal inclusions that reflect its natural origin. Untreated and truly one-of-a-kind, it offers a bold foundation for a piece that is both striking and deeply individual.\u003c\/p\u003e","brand":"Columbia Gem House","offers":[{"title":"Default Title","offer_id":49377809137901,"sku":"049-06801-3T5BT_A-3.55","price":2219.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0513\/2107\/7913\/files\/049-06801-3T5BT_A-3.55_S1-V2.jpg?v=1775837159"},{"product_id":"5-16ct-dark-blue-montana-sapphire-fancy-barion-emerald-cut","title":"5.16ct Dark Blue Montana Sapphire Fancy Barion Emerald Cut","description":"\u003cp\u003eThis rich dark blue Montana Sapphire carries a subtle teal shift in daylight, revealing its complexity as it moves between light sources. Cut by American cutter Barbara Thomas into a fancy barion emerald cut, it features a barion-style crown paired with a full barion pavilion. The stone showcases opposing crown facets that create a distinctive rhythmic pattern while still centering a traditional table within its oval-cushion outline.\u003c\/p\u003e\n\u003cp\u003eMeasuring 13 x 6.5mm and weighing 5.16 carats—an unusually large size for a Montana Sapphire—this stone shows very good overall clarity, with one eye-visible inclusion near one end and a second minor inclusion on the pavilion that remains hidden face-up. Treated with heat-only by our team, this sapphire balances a natural character in a way that feels both bold and refined.\u003c\/p\u003e\n\u003cp\u003eTo learn more about the story behind this gem, visit the \u003ca rel=\"noopener\" title=\"Montana Sapphire Gem Facts Page\" href=\"https:\/\/columbiagemhouse.com\/pages\/montana-sapphires\" target=\"_blank\"\u003eMontana Sapphire Gem Facts Page\u003c\/a\u003e.\u003c\/p\u003e","brand":"Columbia Gem House","offers":[{"title":"Default Title","offer_id":49384108359917,"sku":"E034-12501-5T10BT_A-5.16","price":25800.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0513\/2107\/7913\/files\/E034-12501-5T10BT_A-5.16_S1-V2.jpg?v=1775837750"},{"product_id":"4-63ct-neon-green-beryl-freeform","title":"4.63ct Neon Green Beryl Freeform","description":"\u003cp\u003eAn electric expression of color and form, this gorgeous AAA grade Neon Green Beryl radiates with vivid intensity. At 4.63 carats and measuring 12.8 x 8mm, it is masterfully cut into an asymmetrical freeform emerald shape by American cutter Barbara Thomas—designed to feel both intentional and organic.\u003c\/p\u003e\n\u003cp\u003eA modified brilliant cut base brings light to life, while elongated facets sweep across the crown in place of a traditional table, creating a fluid, ever-shifting surface. Exceptionally clear—loupe clean aside from a single, small inclusion on the underside—this untreated gem offers a rare balance of precision and natural beauty. Truly one-of-a-kind, it’s a striking foundation for a design that embraces movement, individuality, and modern elegance.\u003c\/p\u003e","brand":"Columbia Gem House","offers":[{"title":"Default Title","offer_id":49384141881581,"sku":"070-18401-3T5BT_A-4.63","price":4630.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0513\/2107\/7913\/files\/070-18401-3T5BT_A-4.63_S1-V2.jpg?v=1775836621"},{"product_id":"2-34ct-green-australian-sapphire-freeform","title":"2.34ct Green Australian Sapphire Freeform","description":"\u003cp\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eThis freeform fancy cut Australian Sapphire was uniquely crafted by American cutter Barbara Thomas. Measuring approximately 10.5 x 6.9mm, its organic, leaf-like silhouette and offset table evoke the quiet complexity of natural growth, making it an inspired choice for a design guided by natural form. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eA rich, complex green defines the stone, while subtle fingerprint inclusions—mirroring its own color—blend seamlessly into the body, allowing it to face up quite clean while adding to its individuality. Treated with heat-only performed directly by our team, this sapphire is a rare balance of artistry, character, and natural beauty.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eTo learn more about the story behind this gem, visit the \u003ca rel=\"noopener\" href=\"https:\/\/columbiagemhouse.com\/pages\/royal-kings-plain-sapphire\" target=\"_blank\"\u003eRoyal Kings Plain Sapphire\u003cspan\u003e®\u003c\/span\u003e Gem Facts Page.\u003c\/a\u003e\u003c\/p\u003e","brand":"Columbia Gem House","offers":[{"title":"Default Title","offer_id":49384229699821,"sku":"035-18401-2T3BT_A-2.34","price":4973.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0513\/2107\/7913\/files\/035-18401-2T3BT_A-2.34_S1-V3.jpg?v=1775836471"},{"product_id":"3-73ct-blue-montana-sapphire-freeform-capsule","title":"3.73ct Blue Montana Sapphire Freeform Capsule","description":"\u003cp\u003eThis rich deep blue Montana Sapphire is a 3.73 carat statement stone, cut by American cutter Barbara Thomas into a fancy capsule shape with a deep, dramatic profile. Its elevated crown and sculpted proportions give it a strong presence in hand, designed to feel intentional and architectural rather than traditional.\u003c\/p\u003e\n\u003cp\u003eMeasuring 10.6 x 7mm with a 5.7mm depth, this sapphire faces up with exceptional clarity and is loupe clean throughout. Treated with heat-only by our team, it offers a pure, uninterrupted field of color—bold, minimal, and distinctly modern.\u003c\/p\u003e\n\u003cp\u003eTo learn more about the story behind this gem, visit the \u003ca rel=\"noopener\" title=\"Montana Sapphire Gem Facts Page\" href=\"https:\/\/columbiagemhouse.com\/pages\/montana-sapphires\" target=\"_blank\"\u003eMontana Sapphire Gem Facts Page\u003c\/a\u003e.\u003c\/p\u003e","brand":"Columbia Gem House","offers":[{"title":"Default Title","offer_id":49384254308589,"sku":"E034-18401-3T5BT_A-3.73","price":14920.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0513\/2107\/7913\/files\/E034-18401-3T5BT_A-3.73_S1-V2.jpg?v=1775837445"},{"product_id":"3-35ct-bi-color-montana-sapphire-fancy-lozenge","title":"3.35ct Bi-Color Montana Sapphire Fancy Lozenge","description":"\u003cp\u003eThis 3.35 carat Montana Sapphire reveals a captivating bi-color composition—an orange heart glowing at its center, encircled by a soft, misty green. Cut into a distinctive fancy lozenge shape by American cutter Barbara Thomas, it shifts with a kaleidoscopic range of color, inviting you to experience the stone rather than simply view it.\u003c\/p\u003e\n\u003cp\u003eMeasuring 11.9 x 8mm, the gem offers bright clarity with a gentle, atmospheric mistiness from fine fingerprint inclusions—subtle and only visible under magnification. Treated with heat-only by our team, this one-of-a-kind sapphire is meant for someone who appreciates artistry and natural character. \u003c\/p\u003e\n\u003cp\u003eTo learn more about the story behind this gem, visit the \u003ca rel=\"noopener\" title=\"Montana Sapphire Gem Facts Page\" href=\"https:\/\/columbiagemhouse.com\/pages\/montana-sapphires\" target=\"_blank\"\u003eMontana Sapphire Gem Facts Page\u003c\/a\u003e.\u003c\/p\u003e","brand":"Columbia Gem House","offers":[{"title":"Default Title","offer_id":49384288616685,"sku":"E034-00401-3T5BT_A-3.35","price":8040.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0513\/2107\/7913\/files\/E034-00401-3T5BT_A-3.35_S1-V2.jpg?v=1775835696"},{"product_id":"4-43ct-teal-montana-sapphire-freeform","title":"4.43ct Teal Montana Sapphire Freeform","description":"\u003cp\u003eThis deep teal-blue Montana Sapphire is a true one-of-a-kind, weighing 4.43 carats and cut into a sleek freeform shape by American cutter Barbara Thomas. Its geometry feels intentional and modern, while still allowing the natural character of the crystal to lead the design.\u003c\/p\u003e\n\u003cp\u003eMeasuring 10.7 x 8.2 mm, it features a striking eye-visible healed fingerprint inclusion—formed when the crystal fractured during growth and later recrystallized, preserving a moment in its natural history. Within it, the hexagonal growth structure can be seen, offering a rare glimpse into the stone’s formation.\u003c\/p\u003e\n\u003cp\u003eFine, needle-like inclusions appear under 10x magnification, reminiscent of tiny asteroids suspended in motion. The primary inclusion does not reach the table surface and only lightly breaks the pavilion, allowing for a standard setting. Treated with heat-only by our team, this sapphire is as scientifically fascinating as it is beautiful.\u003c\/p\u003e\n\u003cp\u003eTo learn more about the story behind this gem, visit the \u003ca rel=\"noopener\" title=\"Montana Sapphire Gem Facts Page\" href=\"https:\/\/columbiagemhouse.com\/pages\/montana-sapphires\" target=\"_blank\"\u003eMontana Sapphire Gem Facts Page\u003c\/a\u003e.\u003c\/p\u003e","brand":"Columbia Gem House","offers":[{"title":"Default Title","offer_id":49384312668397,"sku":"E034-18401-3T5BT_A-4.43","price":8860.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0513\/2107\/7913\/files\/E034-18401-3T5BT_A-4.43_S1-V4.jpg?v=1775837939"},{"product_id":"2-79ct-peacock-australian-sapphire-fancy-fan","title":"2.79ct Peacock Australian Sapphire Fancy Fan","description":"\u003cp\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eThis one-of-a-kind 2.79 carat peacock green Australian Sapphire is expertly faceted into a distinctive fancy fan shape by American cutter Barbara Thomas. Measuring approximately 9.9 x 8.3mm with a depth of 5.8mm, it faces up as a near-solid teal, while subtle movement reveals a captivating bi-color core of lime green and teal. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eIts unique facet pattern—crafted without a traditional table—creates exceptional depth and light play. This gem is loupe clean, a rarity for a sapphire of this character, and has been treated with heat-only by our own team to enhance its natural beauty. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eTo learn more about the story behind this gem, visit the \u003ca href=\"https:\/\/columbiagemhouse.com\/pages\/royal-kings-plain-sapphire\" rel=\"noopener\" target=\"_blank\"\u003eRoyal Kings Plain Sapphire\u003cspan\u003e®\u003c\/span\u003e Gem Facts Page.\u003c\/a\u003e\u003c\/p\u003e","brand":"Columbia Gem House","offers":[{"title":"Default Title","offer_id":49384366702829,"sku":"035-05101-2T3BT_A-2.79","price":5580.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0513\/2107\/7913\/files\/035-05101-2T3BT_A-2.79_S1-V1.jpg?v=1775835951"},{"product_id":"5-27ct-bi-color-montana-sapphire-elongated-hexagon","title":"5.27ct Bi-Color Montana Sapphire Elongated Hexagon","description":"\u003cp\u003eThis bi-color Montana Sapphire pairs a striking light green with an intense orange, creating a vivid contrast that shifts as it moves through light. Cut by American cutter Barbara Thomas into a fancy elongated hexagon, it is designed to emphasize both color zones, allowing each to stand distinctly while still reading as a unified whole.\u003c\/p\u003e\n\u003cp\u003eMeasuring 13.1 x 7.4mm and weighing 5.27 carats—an unusually large size for Montana Sapphire—this stone shows bright, brilliant clarity with one eye-visible inclusion toward the lighter end and a few minor inclusions visible only under 10x magnification. Treated with heat-only by our team, it is a true showstopper cut to maximize beauty while honoring its natural, individual character.\u003c\/p\u003e\n\u003cp\u003eTo learn more about the story behind this gem, visit the \u003ca rel=\"noopener\" title=\"Montana Sapphire Gem Facts Page\" href=\"https:\/\/columbiagemhouse.com\/pages\/montana-sapphires\" target=\"_blank\"\u003eMontana Sapphire Gem Facts Page\u003c\/a\u003e.\u003c\/p\u003e","brand":"Columbia Gem House","offers":[{"title":"Default Title","offer_id":49384432926957,"sku":"E034-01601-5T10BT_A-5.27","price":19499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0513\/2107\/7913\/files\/E034-01601-5T10BT_A-5.27_S1-V2.jpg?v=1775838360"},{"product_id":"1-94ct-green-australian-sapphire-fancy-shield","title":"1.94ct Green Australian Sapphire Fancy Shield","description":"\u003cp\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eThis one-of-a-kind fancy shield cut Australian Sapphire was crafted by American cutter Barbara Thomas. Measuring approximately 9.1 x 7.5mm, it showcases an exceptional, open green—among the finest we have cut—with a dynamic indoor\/outdoor color shift from green to vibrant teal. The stone is near loupe clean, with only a small inclusion visible under a 10x loupe. Treated with heat-only performed directly by our team, this 1.94 carat gem is a rare and remarkable expression of Australian Sapphire at its best. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eTo learn more about the story behind this gem, visit the \u003ca rel=\"noopener\" href=\"https:\/\/columbiagemhouse.com\/pages\/royal-kings-plain-sapphire\" target=\"_blank\"\u003eRoyal Kings Plain Sapphire\u003cspan\u003e®\u003c\/span\u003e Gem Facts Page.\u003c\/a\u003e\u003c\/p\u003e","brand":"Columbia Gem House","offers":[{"title":"Default Title","offer_id":49390661959917,"sku":"035-18401-1T2BT_A-1.94","price":4656.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0513\/2107\/7913\/files\/035-18401-1T2BT_A-1.94_S1-V1.jpg?v=1775836178"}],"url":"https:\/\/columbiagemhouse.com\/collections\/american-cut-gemstones.oembed","provider":"Columbia Gem House","version":"1.0","type":"link"}