Item #: 1616628 This is an authentic TIFFANY 18K Yellow Gold Diamond Modern Keys Open Oval Key Pendant. The pendant is crafted of 18-karat yellow gold and features an oval key motif with round brilliant cut diamonds, approximately .02 total carat weight. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.