Item #: 603402 This is an authentic CARTIER 18K Pink Yellow White Gold Classic Les Must De Cartier Trinity Ring 51 5.75. The ring is crafted of 18 karat white, yellow and pink gold as three interlaced bands with the pink gold band engraved with the "Les Must De Cartier" logo. Add this classic ring to your collection with it's timelessly iconic style only from Cartier! Follow this item for alerts. Cartier is a registered trademark of Cartier. FASHIONPHILE is not affiliated with Cartier.