Item #: 1281346 This is an authentic TIFFANY Platinum Diamond Victoria Key Brooch Pin. The pin is crafted of platinum and features an ornate key motif set with round, pear and marquise cut diamonds weighing approximately 1.14 total carat weight. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.