Item #: 1143233 This is an authentic CARTIER 18K Pink Gold Diamond Clash De Cartier Ring 49 5. The ring is crafted of 18 karat pink gold and features a riveted stud band set with round cut diamonds, approximately .53 total carat weight. Follow this item for alerts. Cartier is a registered trademark of Cartier. FASHIONPHILE is not affiliated with Cartier.