Item #: 696246 This is an authentic TIFFANY 18K Yellow Gold Diamond Quatrefoil Key Pendant Necklace. This stylish necklace is composed of an 18 karat yellow gold chain and an 18 karat yellow gold clover key-shaped pendant with four brilliant diamonds approximately .04 total carat weight. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.