Item #: 53151 This is an authentic TIFFANY & CO 18k Yellow Gold Diamond Small Key Pendant. This petite charm is beautifully crafted of 18k yellow gold in the shape of a skeleton key bearing a small diamond. Accessorize your necklace or bracelet with this charming piece, only from Tiffany & Co! Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.