Item #: 645406 This is an authentic TIFFANY Sterling Silver Return to Tiffany Heart Lock Pendant Necklace. The necklace is crafted of a delicate sterling silver chain that holds a functional padlock pendant. This is a classic necklace with the signature style of Tiffany! Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.