Product ID: 806155890
Product Name: Blue Sapphire
Price : $22.83
Weight: 0.72
Jewelry Size: 7 x 4.6 x 2.3 Mm
Shape: Oval
Color: Blue
Clarity: VVS
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