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  1. 1.52 Ct. 15 Pcs. Nice Color Square Natural Gem Blue Sapphire From Madagascar

    Price:  $40.07

    Product ID: 806011750
    Product Name: Blue Sapphire
    Price : $40.07
    Weight: 1.52
    Jewelry Size: 2.4 x 2.4 x 1.3 Mm
    Shape: Square
    Color: Blue
    Clarity: VSI
    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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