This is an authentic TIFFANY 18K Rose Gold Diamond Crown Key Pendant Necklace. This elegant pendant is crafted of 18 karat rose gold and is in the shape of a key with .13 carats total weight of diamonds. Hanging from a 18 karat rose gold beaded chain, this lovely necklace is a timeless style from Tiffany & Co! Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.