• NATURAL BLUE UNHEAT SAPPHIRENATURAL BLUE UNHEAT SAPPHIRE Quick View
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      NATURAL BLUE UNHEAT SAPPHIRENATURAL BLUE UNHEAT SAPPHIRE Quick View

    • NATURAL BLUE UNHEAT SAPPHIRE

    • Gemstone: Natural Blue Sapphire Treatment: Unheated (No Heat) Color: Natural Blue Shape / Cut: Cushion Carat Weight: 6.80 Carats 6.80 Carats ≈ 7.48 Ratti Size: 10.35 × 9.36 × 7.54 mm Origin: Madagascar Transparency: Transparent Luster: Excellent Specific Gravity: 3.95 – 4.03 Refractive Index: 1.762 – 1.770 Crystal System: Trigonal (Corundum) Hardness: 9 on Mohs Scale
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