This is an authentic ROBERTO COIN 18K Rose White Gold Diamond Mother of Pearl Princess Flower Pendant Necklace. The necklace is crafted of 18 karat rose gold and white gold, and features a flower motif pendant set with mother-of-pearl stones and approximately .16 total carat weight of pave-set diamonds, along with a hidden synthetic ruby. Follow this item for alerts. Roberto Coin is a registered trademark of Roberto Coin. FASHIONPHILE is not affiliated with Roberto Coin.