Item #: 1860381 This is an authentic CARTIER 18K Yellow Gold Small Juste Un Clou Ring size 50 or 5.25. The ring is crafted of 18 karat yellow gold and features a gracefully curved nail motif band with a polished finish. Follow this item for alerts. Cartier is a registered trademark of Cartier. FASHIONPHILE is not affiliated with Cartier.