Item #: 385645 This is an authentic CARTIER 18K Yellow Gold Amethyst Cabochon Ring 52 6. The ring is crafted of highly polished 18 karat yellow gold and features a large oval amethyst cabochon. This is a stunning ring with a unique design only from Cartier! Follow this item for alerts. Cartier is a registered trademark of Cartier. FASHIONPHILE is not affiliated with Cartier.