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  1. 1.22 Ct. Clean Pear Shape Natural Gem London Blue Topaz From Brazil

    Price:  $5.99

    Product ID: 807166239
    Product Name: Blue Topaz
    Price : $5.99
    Weight: 1.22
    Jewelry Size: 8.5 x 5.8 x 3.4 Mm
    Shape: Pear
    Color: 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
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