This is an authentic CARTIER 18K Pink Yellow White Gold Diamond Trinity Pendant Necklace. The necklace is crafted of 18 karat pink, yellow, and white gold, and features a pendant of three interlocking rings and a round brilliant cut diamond, approximately .05 carat. Follow this item for alerts. Cartier is a registered trademark of Cartier. FASHIONPHILE is not affiliated with Cartier.