Item #: 414129 This is an authentic CARTIER 18K White Gold Diamond Sapphire 6mm Mimi Ring 50 5.25. This lovely ring is crated of 18 karat white gold and features scattered diamonds and blue sapphires along the center of the band. This is a stunning ring with the classic sophistication only from Cartier! Follow this item for alerts. Cartier is a registered trademark of Cartier. FASHIONPHILE is not affiliated with Cartier.