Item #: 414898 This is an authentic CARTIER 18K White Gold Chalcedony Tank Ring 49 5. The ring is crafted of 18K white gold and features a high polished band holding a split bezel set square chalcedony cabochon stone. This is a beautiful ring with the elegant style of Cartier! Follow this item for alerts. Cartier is a registered trademark of Cartier. FASHIONPHILE is not affiliated with Cartier.