5x3 to 12x10mm Yellow Oregon Opal Ovals
Yellow Oregon Opal Ovals available in the following sizes. Please click on the stone size option for pricing. Price listed is for each stone.
5x3mm - .15 Avg carat weight
6x4mm - .25 Avg carat weight
7x5mm - .54 Avg carat weight
9x7mm - 1.26 Avg carat weight
10x8mm - 1.83 Avg carat weight
12x10mm - 3.41 Avg carat weight
How your purchase supports the supply chain.
Every purchase you make with Columbia Gem House supports a responsible supply chain. We work with individual miners and cutters, while offering careful consideration and respect to the cultures, communities, and environments in which our gems are produced. These are some of the key guiding principles in how our gems are brought to market. To learn more about our process, visit our Fair Trade Gems® Principles & Protocols page.