Roberto Coin necklace from the Petals Collection. Polished 18-karat rose gold chain and hardware. Turquoise, diamond pavé and mother-of-pearl. Brilliant-cut round VS-G white diamonds. 1. 35 total mother-of-pearl carat weight. 1. 02 total turquoise carat weight. 0. 14 total diamond carat weight. Signature hidden synthetic ruby. Lever backs for pierced ears. Adjustable; lobster clasp. Approx. 16-18"L. Made in Italy.