1.86 Ct. Oval Natural Gemstone Swiss Blue Topaz Calibrate Size 9 x 7 Mm.
Price: $7.44
Product ID: 807161379
Product Name: Blue Topaz
Price : $7.44
Weight: 1.86
Jewelry Size: 9 x 7 x 3.8 Mm
Shape: Oval
Color: Swiss Blue
Clarity: VSI
Luster: Good
Origin: Brazil
Treatment: Treated
Crystal Structure: Orthorhombic
Hardness: 8
Specific Gravity: 3.49 - 3.57
Refractive Index: 1.606 - 1.629
Chemical: Al2SiO4(F OH)2
