Product ID: 806155797
Product Name: Blue Sapphire
Price : $17.21
Weight: 0.68
Jewelry Size: 8.4 x 4.1 x 2.5 Mm
Shape: Marquise
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