Unheated Montana Sapphire

Unheated sapphire is completely natural sapphire with no additional heat treatment applied. Our unheated Montana sapphire comes in a variety of sizes, shapes, and colors. We are a natural sapphire company that purchases our Rock Creek Sapphires® locally in Montana. We pride ourselves on working with an environmentally friendly mine that has ethical mining practices. These unique gems are mined, cut, and polished in the United States. For our customers’ convenience, every unheated Montana sapphire includes quality gemcutting reports that prove that it’s precision cut and document the gem’s dimensions and angles. Browse our selection of natural Montana sapphire to create a one-of-a-kind engagement ring. As always, if you have any questions, get in touch with our team.