Finished version of Square Brilliant Cut SapphireRough version of Square Brilliant Cut Sapphire

Sapphire – Natural, Faceted, Blue, .91 ct

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

GemstoneSapphire, Corundum
TreatmentsHeat Treatment
Natural or man madeNatural
OriginUnited States
Origin detailsRock Creek, Montana, U.S.A.
Carat Weight.91
Gem StateFaceted
FaceterDaniel Stair
ColorBlue
TransparencyTransparent