Item #: 370161 This is an authentic TIFFANY 18K Rose Gold Diamond Atlas Pierced Key Pendant Necklace. This charming key pendant necklace is crafted of 18 karat rose gold in the design of a key with Roman numerals and diamonds. This is a stunning piece with the unforgettable style of Tiffany! Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.