Blue Sapphire is a stone of love, commitment and fidelity, and has become popular in betrothal rings. Matching Sapphire tumblestones make a good gift for couples moving in together or marrying. Perfect For: Jewelers, Jewelry makers, Goldsmiths, Designers, Craftsmen, Collectors or a gift for the special one. Each and every stone is unique and you will receive ones similar to the image shown. Because of its hardness (second only to Diamond), Sapphires are used in industrial applications such as components for watch crystals and movement bearings, scientific instruments, high-durability windows, and insulating substrates in special purpose solid state electronics. Display a lighter and more intense color when viewed at different angles. Some pleochroic Sapphire is blue when viewed at one angle, and purple at a different angle. Color zoning, which forms from growth layers that build up during the formation of the stone, may also be present in certain Sapphires. Our Expert gemologists verified this Blue Sapphire which passed many quality base tests and get stone certified through which we are completely assured of Top Quality Gemstone. Sapphire is one of the two gem-varieties of corundum, the other being sapphire (defined as corundum in a shade of red). Although blue is the best-known sapphire color. Sapphires that are completely untreated are worth far more than those that have been treated. It is believed to attract abundance, blessings, and gifts Second only to diamond, sapphire is considered the most durable gemstone available. Earning a score of 9 on Moh’s Scale of Mineral Hardness, sapphire is relatively resistant to scratching and chipping, making it ideal for jewelry. Sapphire jewelry can safely be worn every day without worry. If you’re looking for a durable alternative to diamond, sapphire is a top contender.