This is an authentic ROBERTO COIN 18K Yellow White Gold Diamond Open Heart Pendant Necklace. The necklace is crafted of 18 karat yellow and white gold, and features a stylized open heart motif pendant set with approximately .25 total carat weight of diamonds along with a synthetic ruby on its back. Follow this item for alerts. Roberto Coin is a registered trademark of Roberto Coin. FASHIONPHILE is not affiliated with Roberto Coin.