Regally chic. Le Vian's glamorous cocktail ring is set in 14k rose gold, with a dazzling, oval-cut raspberry rhodolite garnet (1-3/8 ct. T.w.) surrounded by round-cut diamonds (1/6 ct. T.w.) and round-cut chocolate diamonds (5/8 ct. T.w.). Size 7. Almost all gemstones and blue and black diamonds have been treated to enhance their beauty and require special care. All gemstone carat weights (ct. T.w.), if mentioned, are approximate; variance may be .05 carat. Custom ring sizing is not available for this item. Ring Sizer.