Item #: 303995 This is an authentic CARTIER 18K Yellow Gold Juste Un Clou Ring 51 5.75. This stunning ring is crafted into the shape of gracefully bent nail in 18K yellow gold. This is a fabulous ring with a distinctive look, only from Cartier! Follow this item for alerts. Cartier is a registered trademark of Cartier. FASHIONPHILE is not affiliated with Cartier.