Sapphire jewelry. They also may be created synthetically in laboratories for industrial or decorative purposes in large crystal boules. Because of the remarkable hardness of sapphires – 9 on the Mohs scale (the third hardest mineral, after diamond at 10 and moissanite at 9.5) – sapphires are also used in some non-ornamental applications, such as infrared optical components, high-durability windows, wristwatch crystals and movement bearings, and very thin electronic wafers, which are used as the insulating substrates of very special-purpose solid-state electronics (especially integrated circuits and GaN-based LEDs). Sapphire is the birthstone for September and the gem of the 45th anniversary.
Golden sheen sapphire for golden sheen sapphire. Testing of heat treatment on sample batches has resulted in diminishment of the gold sheen effect, reducing the appeal of the gemstone. The name 'golden sheen sapphire' is often shortened to 'gold sheen sapphire' and the name is interchangeable. Golden sheen sapphire has been used in jewelry production by companies including In 2016 a gold sheen sapphire ring by William Travis Jewelry won the American Gem Trade Association Savor Silver Award, Men's Wear. Golden sheen sapphire Golden Sheen Sapphire, is a gemstone variety of the mineral corundum, an aluminium oxide (). It typically shows a metallic