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  1. 12.85 Ct. Good Cutting Natural Gem Swiss Blue Topaz Oval Shape

    Price:  $45.84

    Product ID: 807158381
    Product Name: Blue Topaz
    Price : $45.84
    Weight: 12.85
    Jewelry Size: 15.9 x 11.1 x 9.2 Mm
    Shape: Oval
    Color: Blue
    Clarity: VVS
    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
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