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  1. 1.53 Ct. Natural Round Shape Swiss Blue Topaz Brazil Gemstone

    Price:  $6.12

    Product ID: 807155264
    Product Name: Blue Topaz
    Price : $6.12
    Weight: 1.53
    Jewelry Size: 7.3 x 7.3 x 3.8 Mm
    Shape: Round
    Color: Swiss Blue
    Clarity: SI
    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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