This is an authentic ROBERTO COIN 18K Yellow Gold Diamond Barocco Y Drop Necklace. The necklace is crafted of 18 karat yellow gold and features a Y drop chain accented with braided link motif stations and round brilliant cut diamonds weighing approximately .24 total carat weight. Follow this item for alerts. Roberto Coin is a registered trademark of Roberto Coin. FASHIONPHILE is not affiliated with Roberto Coin.