Item #: 988383 This is an authentic TIFFANY 18K White Gold Diamond Heart Key Pendant. The pendant is crafted of 18 karat white gold and features a heart motif key pave set with sparkling round brilliant cut diamonds, approximately .06 total carat weight. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.