This is an authentic ROBERTO COIN 18K Yellow White Gold Diamond Cutout Pendant Necklace. The necklace is crafted of 18 karat yellow and white gold, and features a circular pendant with a cutout motif, and a pave-set round brilliant cut diamond bail weighing approximately .04 total carat weight. The necklace also features a synthetic ruby stone set on the back of the pendant. Follow this item for alerts. Roberto Coin is a registered trademark of Roberto Coin. FASHIONPHILE is not affiliated with Roberto Coin.