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  1. Natural Gemstone 59.52 Ct. 27 x 22mm. Oval Checkerboard Swiss Blue Topaz

    Price:  $618.60

    Product ID: 807155603
    Product Name: Blue Topaz
    Price : $618.60
    Weight: 59.52
    Jewelry Size: 27 x 22 x 14.6 Mm
    Shape: Oval Checkerboard
    Color: Swiss Blue
    Clarity: VVS
    Luster: Very 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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