Blue Sapphire – 3.63 Carats (3.993 Ratti)

Product Specification:
Weight: 3.63 carats
Weight: 3.993 Ratti
Hardness: 9
Specific Gravity: 4
Refractive Index: 1.760 – 1.770
Treatment: Unheated and Untreated (No Indications Observed)
Color: Blue
Shape: Oval
Cuts: Mixed