Product ID: 806005311
Product Name: Blue Sapphire
Price : $6.91
Weight: 0.54
Jewelry Size: 5.4 x 4.5 x 2.6 Mm
Shape: Oval
Color: Blue
Clarity: VSI
Luster: Good
Origin: Bangkaja, Thailand
Treatment: Heated
Crystal Structure: Trigonal
Hardness: 9
Specific Gravity: 3.9 - 4.1
Refractive Index: 1.76 - 1.78
Chemical: Al2O3, Aluminum Oxide