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  1. Certified 0.92 Ct. Oval Shape Natural Blue Sapphire Unheated Gemstone

    Price:  $185.99

    Product ID: 806010294
    Product Name: Blue Sapphire
    Price : $185.99
    Weight: 0.92
    Jewelry Size: 5.23 x 6.39 x 2.79 Mm
    Shape: Oval
    Color: Blue
    Clarity: VSI
    Luster: Good
    Origin: Thailand
    Treatment: Unheated
    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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