Item #: 446240 This is an authentic TIFFANY 18K Yellow Gold Diamond Tag Chain Necklace. The necklace is crafted of 18 karat yellow gold and features a delicate gold chain and a diamond encrusted bar, approximately .08 total carat weight. This is a beautiful necklace with the contemporary style of Tiffany! Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.