18ct White Gold 1.87ct Tanzanite 0.14ct Diamond Oval Trilogy Ring RW-0912-TZ The Tanzanite collection by Tivon showcases one of the world's most desired stones that is 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. This exquisite piece boasts an oval cut 1.87ct tanzanite stone on a classic white gold band. Either side of the tanzanite are two 0.07ct brilliant cut diamonds which are claw set, adding a further dazzle of sparkle. This glittering dress ring would go perfectly with some of the other Tanzanite jewellery we feature on our website Tananite 1.87ct, Diamond 0.14ct