18ct white gold oval tanzanite and diamond ring from William May. Beautiful oval 0.40ct tanzanite in a curved bar setting with 0.55ct princess cut diamonds secured in channel setting shoulders. Style: oval. Colour: White / Blue. Material: 18ct Gold / Tanzanite / Diamond. Condition: New. Size: M. Brand: . Gender: Female. Age group: Adult. Department: rings. William May has been involved in the British jewellery industry since 1825 and we\\\'re extremely proud of our rich near-200 year heritage. As an independently-owned company, we supply a vast array of exquisite new, pre-owned & vintage jewellery that you simply won\\\'t find in a high street store. New 18ct White Gold Oval Tanzanite & Princess Cut Diamond Ring - Female - 18ct Gold / Tanzanite / Diamond - White / Blue