This is an authentic TIFFANY Platinum Diamond .42ctw Fleur De Lis Key Pendant Necklace. This stylish necklace is crafted of platinum and features a key pedant with the signature Fleur De Lis motif set with diamonds weighing approximately .42 total carat weight. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.