ALL THESE STONES are natural and minded from the earth. This stunning 1.01ct pear shaped tanzanite is only found in one small part of the world. It has flashes of purple, blue, red, and a variety of colors depending on the lighting. Perfect heirloom to pass on to someone special. This ring also has natural zircon stones on the sides. The high shine is due to the much needed layer of rhodium over the sterling. The rhodium helps keep the shine and prevent tarnishing. This ring is made by JTV/BBJ. A reputable jewelry company with fantastic faceted gemstones and metals. The makers mark is engraved and stamped on the inside of the ring. Item # shd394 . Perfect cocktail ring just as beautiful as diamonds Henry Platt, former president of Tiffany & Co., described tanzanite's discovery in 1967 as the most important gemstone find in 2000 years! A single 5-mile strip of land in Tanzania remains the only commercially viable source of this stone that has become one of the world's most sought-after and admired gems. Tanzanite is a relatively new gemstone in the world of gemology and jewelry. Though its history is brief, it is no less illustrious than many ancient gems. Tanzanite is a single-source gemstone that is a thousand times rarer than diamond, and it is only gaining popularity.