No Heat Blue Sapphire Ring

    Custom Order

    This piece can be recreated for you. Stones will vary slightly as each stone is one of a kind. For inquiries, email us at rockshopstpete@gmail.com. [Prices may vary depending on quality and size of stones.]

    • BIRTHSTONES & ANNIVERSARIES

      Sapphire is the birthstone for September and the gem of the 5th and 45th wedding anniversaries.

        MINERAL: Corundum
        CHEMISTRY: Al2O3
        COLOR: Every color but red
        REFRACTIVE INDEX: 1.762 to 1.770
        BIREFRINGENCE: 0.008 to 0.010
        SPECIFIC GRAVITY: 4.00
        MOHS HARDNESS: 9
    • If you need additional information regarding any of our gems or stones please contact us at: shop@rockshopjewelry.com