4.09 Ct. Clean Natural London Blue Topaz Round Concave Cut
Price: $72.50
Product ID: 807136654
Product Name: Blue Topaz
Price : $72.50
Weight: 4.09
Jewelry Size: 10.2 x 10.2 x 6.5 Mm
Shape: Round Concave Cut
Color: London Blue
Clarity: IF
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
