This is an authentic TIFFANY 18K Yellow Gold Diamond Turquoise T Circle Pendant Necklace. The necklace is crafted of 18 karat yellow gold and features a T motif circle pendant set with a turquoise inlay and diamonds, approximately .05 total carat weight. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.