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  1. Clean 38.38 Ct. Good Pear Checkerboard Natural London Blue Topaz

    Price:  $489.99

    Product ID: 807158516
    Product Name: Blue Topaz
    Price : $489.99
    Weight: 38.38
    Jewelry Size: 26 x 16.7 x 12 Mm
    Shape: Pear Checkerboard
    Color: London Blue
    Clarity: IF
    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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