Item #: 1548172 This is an authentic CARTIER 18K Pink Gold Diamond Trinity Pendant Necklace. The necklace is crafted of 18 karat pink gold, and features three interlocking rings and a diamond accented bail, approximately .03 total carat weight. Follow this item for alerts. Cartier is a registered trademark of Cartier. FASHIONPHILE is not affiliated with Cartier.