This is an authentic TIFFANY 18K White Gold Diamond Mini Heart Key Charm Pendant Necklace. This beautiful necklace is crafted of an 18 karat white gold oval chain that holds a skeleton key with an open heart shaped grip and is accented with diamonds with a total approximate carat weight of 0.05 carats. Wear this necklace for a classic look, only from Tiffany! Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.