This is an authentic CARTIER 18K Pink Gold Diamond Malachite Amulette de Cartier Ring size 53 or 6.25. The ring is crafted of 18 karat pink gold and features a malachite stone and a single diamond, approximately .10 total carat weight. Follow this item for alerts. Cartier is a registered trademark of Cartier. FASHIONPHILE is not affiliated with Cartier.