18ct White Gold 0.61ct Tanzanite and Diamond Cluster Ring. TS1058R. This feminine 18ct white gold ring features a cushion cut 0.61 carat Tanzanite gemstone, discovered in the Mererani Hills of Northern Tanzania. The beautiful gemstone is framed by 0.06 carats of brilliant cut pave set diamonds. The ring is an embodiment of elegance and luxury with Tanzanite being one of the world\'s most desired stones. This seductive gemstone can exhibit a variety of surreal colours including blues, violets and burgundies so each piece is truly unique and beautiful. 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 and diamond pieces online and in store to complement this ring. All articles are lovingly and securely dispatched with our elegant jewellery packaging.