Skip to content

Search

Home
Shop
Fair Trade Gems
About Us
Events
Wholesale
Log In/Create Account

Only a small portion of our inventory is currently online

Sign up for wholesale access

Will tariffs impact my order? Read our latest update.

Home
Shop
Fair Trade Gems
About Us
Events
Wholesale

Gemstones

176 products

Sort by

Featured
Best selling
Alphabetically, A-Z
Alphabetically, Z-A
Price, low to high
Price, high to low
Date, old to new
Date, new to old

1
Clear all

Gem Variety

Abalone (1)
Agate (3)
Amazonite (3)
Chalcedony (2)
Dumortierite (1)
Garnet (21)
Jasper (4)
Obsidian (1)
Opal (5)
Peridot (11)
Peridotite (3)
Quartz (36)
Rhodonite (0)
Ruby (8)
Sapphire (62)
Sunstone (8)
Tourmaline (1)
Turquoise (3)

Variety Specifics

Amelia Teal Amazonite™ (3)
Anthill Garnet (18)
Apache Gold (2)
Black Stallion Jasper (1)
Blue Hyalite Opal (2)
Caldera Jasper (2)
Clear Quartz (34)
Idaho Garnet (3)
Maine Tourmaline (1)
Mesa Verde® Peridot (11)
Montana Sapphire (62)
Oregon Opal (3)
Oregon Sunstone (8)
Purple Sage Chalcedony® (2)
Rocky Butte Jasper (1)
Smoky Quartz (2)
Snowdrift Agate (1)
Snowflake Obsidian (1)
Willow Creek Jasper (0)
Wyoming Ruby (8)

Shape

Baguette (1)
Briolette (1)
Bullet (0)
Carré Step Cut (1)
Cushion (13)
Emerald Cut (11)
Freeform (16)
GeoCut™ (11)
Half Moon (3)
Heart (3)
Hexagon (22)
Lozenge (2)
Marquise (1)
Octagon (3)
Oval (23)
Pear (7)
Pie Cut (1)
Pyramid (1)
Rondelle (1)
Round (50)
Speartip (0)
Square (1)
Sugarloaf (1)
Tongue (1)
Triangle (1)
Trillion (2)
Woz™ Cut (3)

Shape Specifics

Brilliant Cut (1)
Buff Top (0)
Checkerboard Top (3)
Concave Cut (0)
Elongated (2)
Fancy Cut (0)
Fantasy (0)
Opposed Bar (1)
Portuguese Cut (3)
Rose Cut (5)
Smooth (4)
Square (1)
Star Cut (1)
Tablet Cut (12)

Fair Trade Level

1 (176)
2 (16)

Origin

Brazil (11)
USA (175)

Location

Arizona (33)
Arkansas (36)
California (3)
Colorado (0)
Idaho (4)
Maine (1)
Montana (62)
Nevada (1)
Oregon (20)
Virginia (3)
Washington (2)
Wyoming (8)

Color

Bi-Color(16)
Black(5)
Blue(30)
Brown(14)
Color Change(3)
Colorless(35)
Denim(3)
Golden(2)
Green(31)
Grey(7)
Kaleidoscope(3)
Lavender(1)
Multi(53)
Orange(10)
Peach(7)
Pink(5)
Purple(4)
Red(34)
Teal(9)
White(45)
Yellow(10)

Treatment

Not Treated (120)
Treated (56)

Gem Cut

Bead (9)
Cabochon (18)
Faceted (110)
Gem Carving (36)
Slices & Crystals (4)

Stone Size

1-3.75mm (2)
4-6mm (28)
6-8mm (40)
8-10mm (33)
10-12mm (24)
12-15mm (23)
15-20mm (33)
>20mm (13)
Free Size (17)

Total Gem Weight

0.0 to 0.25 carat (3)
0.25 to 0.50 carat (4)
0.50 to 0.75 carat (9)
0.75 to 1.0 carat (10)
1.0 to 1.50 carats (22)
1.50 to 2.0 carats (22)
2.0 to 3.0 carats (12)
3.0 to 5.0 carats (24)
5.0 to 10.0 carats (30)
10.0+ carats (26)

SOLD OUT

5mm Maine Tourmaline Square Baguettes

5mm Maine Pink and Green Tourmaline Carré Step Cuts

Regular Price: $1,433.00

Sale Price: $1,433.00
Regular Price

Unit Price: per

Added to Cart View Cart or Continue Shopping.

Cart Error Some items became unavailable. Update the quantity and try again.

FreeForm Hexagonal Montana Sapphire Slices

Montana Sapphire Freeform Tablets

Added to Cart View Cart or Continue Shopping.

Cart Error Some items became unavailable. Update the quantity and try again.

Free Form Hexagonal Multi-color Montana Sapphire Slices

Multi-Color Montana Sapphire Freeform Hexagon Tablets

Added to Cart View Cart or Continue Shopping.

Cart Error Some items became unavailable. Update the quantity and try again.

SOLD OUT

Parcel 11 Freeform Yellow Montana Sapphire Slices

Parcel of 11 Freeform Yellow Montana Sapphire Slices

Added to Cart View Cart or Continue Shopping.

Cart Error Some items became unavailable. Update the quantity and try again.

SOLD OUT

6mm Rnd Multi Color Montana Sapphire Crystals

6mm Multi-Color Montana Sapphire Round Slices

Regular Price: $1,170.00

Sale Price: $1,170.00
Regular Price

Unit Price: per

Added to Cart View Cart or Continue Shopping.

Cart Error Some items became unavailable. Update the quantity and try again.

4mm Intense Fancy Color Montana Sapphire Rounds

Added to Cart View Cart or Continue Shopping.

Cart Error Some items became unavailable. Update the quantity and try again.

5mm Rnd Kaleidoscope Peach Montana Sapphires

5mm Kaleidoscope™ Peach Montana Sapphire Rounds

Regular Price: $1,350.00

Sale Price: $1,350.00
Regular Price

Unit Price: per

Added to Cart View Cart or Continue Shopping.

Cart Error Some items became unavailable. Update the quantity and try again.

SOLD OUT

12mm Trillion Fancy Cut Oregon Sunstone

12mm Oregon Sunstone Fancy Trillions

Regular Price: $1,230.00

Sale Price: $1,230.00
Regular Price

Unit Price: per

Added to Cart View Cart or Continue Shopping.

Cart Error Some items became unavailable. Update the quantity and try again.

5x4.2mm Pear Cut Oregon Sunstone

5x4.2mm Pear Cut Oregon Sunstone

Regular Price: $30.00

Sale Price: $30.00
Regular Price

Unit Price: per

Added to Cart View Cart or Continue Shopping.

Cart Error Some items became unavailable. Update the quantity and try again.

SOLD OUT

3.75ct Green Montana Sapphire Portuguese Round

Regular Price: $26,250.00

Sale Price: $26,250.00
Regular Price

Unit Price: per

Added to Cart View Cart or Continue Shopping.

Cart Error Some items became unavailable. Update the quantity and try again.

6x4 Red OBC Anthill Garnet

6x4mm Anthill Garnet Opposed Bar Cushions

Regular Price: $102.00

Sale Price: $102.00
Regular Price

Unit Price: per

Added to Cart View Cart or Continue Shopping.

Cart Error Some items became unavailable. Update the quantity and try again.

Natural 10mm checkerboard round red Clearwater Idaho garnet.

10mm Red Clearwater Idaho Garnet Checkerboard Rounds

Regular Price: $699.00

Sale Price: $699.00
Regular Price

Unit Price: per

Added to Cart View Cart or Continue Shopping.

Cart Error Some items became unavailable. Update the quantity and try again.

natural 10x8mm cushion cut red clearwater idaho garnet

10x8mm Red Clearwater Idaho Garnet Cushions

Regular Price: $525.00

Sale Price: $525.00
Regular Price

Unit Price: per

Added to Cart View Cart or Continue Shopping.

Cart Error Some items became unavailable. Update the quantity and try again.

12mm Carved Heart Natural Oregon Blue Hyalite Opal

12mm Oregon Blue Hyalite Opal Carved Hearts

Regular Price: $525.00

Sale Price: $525.00
Regular Price

Unit Price: per

Added to Cart View Cart or Continue Shopping.

Cart Error Some items became unavailable. Update the quantity and try again.

SOLD OUT

6mm Round Natural Oregon Blue Hyalite Opal

6mm Oregon Blue Hyalite Opal Rounds

Regular Price: $75.00

Sale Price: $75.00
Regular Price

Unit Price: per

Added to Cart View Cart or Continue Shopping.

Cart Error Some items became unavailable. Update the quantity and try again.

Parcel of Ten 10x8mm Mesa Verde® Peridot Carved Scarab Oval Cabs

Regular Price: $420.00

Sale Price: $420.00
Regular Price

Unit Price: per

Added to Cart View Cart or Continue Shopping.

Cart Error Some items became unavailable. Update the quantity and try again.

Showing items 161-176 of 176.

1 … 3 4 5

1-800-888-2444

Company

About Us
Blog
Contact

Customer Care

Shipping
Returns
Wholesale Accounts
Terms & Conditions
Privacy

Connect

Stay in the know!

Enter Email Address

Copyright © 2025 Columbia Gem House.

Currency

Currency

Search

Join our mailing list

For updates on products and new releases

Enter Email Address

*By completing this form you're signing up to receive our emails and can unsubscribe at any time.