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  1. Certified 1.60 Ct. Oval Shape Natural Gemstone Blue Sapphire Madagascar

    Price:  $342.84

    Product ID: 806007500
    Product Name: Blue Sapphire
    Price : $342.84
    Weight: 1.60
    Jewelry Size: 7.68 x 6.18 x 3.82 Mm
    Shape: Oval
    Color: Blue
    Clarity: VVS
    Luster: Good
    Origin: Madagascar
    Treatment: Heated
    Crystal Structure: Trigonal
    Hardness: 9
    Specific Gravity: 3.9 - 4.1
    Refractive Index: 1.76 - 1.78
    Chemical: Al2O3, Aluminum Oxide
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