ABOUT NATURAL BLUE SAPPHIRE Blue Sapphire (Neelam Stone) is a  highly precious, blue colored gemstone of the Corundum mineral family . Recognized as the most powerful and fastest acting gemstone in vedic astrology, it brings instant wealth, fame and success in wearer's life.   BLUE SAPPHIRE ORIGIN Sapphires were first found in  Montana in 1865 by early gold prospectors mining the Missouri river near Helena. These sapphires were the first sapphires found in the United States that were of gem-quality. Western Astrology recements Blue Sapphire as SEPTEMBER MONTH BIRTHSTONE.     JEWELLERY SPECIFICATIONS This Necklace consists of Approx 5 Carats of Genuine Blue Sapphire Beads, Approx 28 Beads in a Necklace, each bead measuring 3.5mm . Length of Necklace is 18 inches including 1 inch adjustable length (16"+2"), with Sterling Silver Lobster Lock , Curb Chain . This Natural Blue Sapphire Necklace is up with Brilliant shimmer for those exclusive occasions and gifting, the fine natural beads are all hand faceted and is a perfect stop for those Handmade Accessories seekers. JEWELRY CARE Avoid direct contact of Moisture , Perfume , deodrants , oils as Sterling Silver has tendency to tarnish when in direct contact with such elements or any such routine activity like Swimming , While taking bath , Rinsing Hands etc. Sterling Silver Jewelry is sensitive to skin types and behaves differently with moist and oily skin, it has tendency to tarnish more faster with such skin types.  Exposure to extreme temperatures effects the overall lusture or even make of jewelry. Take off your jewelry while going to bed. Always store your sterling silver jewelry in dry and hygenic conditions. Apply Soft & Gentle rubs with linen cloth to clean your sterling silver jewelry and to retain.