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  1. Certified 1.55 Ct. Oval Shape Natural Gem Blue Sapphire Thailand

    Price:  $160.71

    Product ID: 806005593
    Product Name: Blue Sapphire
    Price : $160.71
    Weight: 1.55
    Jewelry Size: 7.52 x 6.41 x 3.27 Mm
    Shape: Oval
    Color: Blue
    Clarity: SI
    Luster: Good
    Origin: Thailand
    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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