Product ID: 806155790
Product Name: Blue Sapphire
Price : $14.22
Weight: 0.53
Jewelry Size: 6.3 x 3.7 x 2 Mm
Shape: Octagon
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