18ct White Gold 6.84ct Tanzanite and Diamond Dress Ring. FEU-980. Indulge in this luxurious Tanzanite ring, featuring a sensational 6.84 carat Tanzanite. The Tanzanite is framed with 0.75 carats of dazzling round white diamonds, which also embellish the shoulders of the ring. Our Tanzanite collection showcases one of the world\'s most desired stones, considered a thousand times rarer than the diamond. This seductive gemstone can exhibit a variety of surreal colours including blues, violets and burgundies so each piece is truly unique and beautiful. You can find other Tanzanite pieces online and in store to complement this ring. At C W Sellors, we have an expert team of gemstone and diamond specialists who handpick and grade each jewel to meet our high standards and a team of talented in house designers who combine their talents to bring you our exclusive Precious Gemstone collection. You can find other Tanzanite pieces online and in store to compliment this ring. All articles purchased from C W Sellors are lovingly and securely dispatched with our elegant jewellery packaging.