This is an authentic TIFFANY 18K Yellow Gold Diamond Ruby Heart Pendant Necklace. The necklace is crafted of 18 karat yellow gold and features a heart motif pendant set with round cut rubies and sparkling diamonds weighing approximately .10 total carat weight. This is a classic necklace with the signature style of Tiffany! Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.