Finished version of Square Brilliant Cut Sapphire by Daniel Stair
Rough version of Square Brilliant Cut Sapphire by Daniel Stair
Blue Sapphire, .91 ct Faceted, Heat-Treated from United States
A beautiful, sparking greenish blue Montana sapphire. Color: Teal Greenish Blue, Treatment: Heat, Cut: Square Brilliant, Weight: .91, Dimensions: 4.90. (Information supplied by photo contributor.) © Daniel Stair, CustomGemstones.com
Credit: Daniel Stair, CustomGemstones.com 2018
| Gemstone | Sapphire, Corundum |
| Treatments | Heat Treatment |
| Natural or man made | Natural |
| Origin | United States |
| Origin details | Rock Creek, Montana, U.S.A. |
| Carat Weight | .91 |
| Gem State | Faceted |
| Faceter | Daniel Stair |
| Color | Blue |
| Transparency | Transparent |