Bold and beautiful. Le Vian's ring, set in 14k rose gold, features a cushion-cut citrine (4-1/3 ct. T.w.), with round-cut white topaz (3/8 ct. T.w.) and pear-cut rhodolite (3/8 ct. T.w.) enhancing the appeal. 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. Ring Sizer.