Product ID: 806155798
Product Name: Blue Sapphire
Price : $16.42
Weight: 0.64
Jewelry Size: 6.7 x 4.9 x 2.1 Mm
Shape: Oval
Color: Blue
Clarity: VSI
Luster: Good
Origin: Thailand
Treatment: Heated
Crystal Structure: Trigonal
Hardness: 9
Specific Gravity: 3.9 - 4.1
Refractive Index: 1.76 - 1.78
Chemical: Al2O3, Aluminum Oxide