This is an authentic TIFFANY 18K Rose Gold Diamond Mini Crown Key Pendant Necklace. The necklace is crafted of 18 karat rose gold and features a crown key pendant pave-set with round brilliant cut diamonds weighing approximately .06 total carat weight. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.