Item #: 1414313 Year: 2020 This is an authentic ROBERTO COIN 18K White Gold Diamond Palazzo Ducale Ring 53 or 6.5. The ring is crafted of 18 karat white gold and feature square motif with a brushed finish, set with round brilliant cut diamonds weighing approximately .06 total carat weight. The ring also feature the signature synthetic ruby on the inside of the band. Follow this item for alerts. Roberto Coin is a registered trademark of Roberto Coin. FASHIONPHILE is not affiliated with Roberto Coin.