This is an authentic TIFFANY 18K Rose Gold Diamond .14ct Elsa Peretti Diamonds by the Yard Pendant Necklace. The necklace is crafted of 18 karat rose gold and features a single bezel set diamond, weighing approximately .14 total carat weight. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.