Item #: 1008535 This is an authentic TIFFANY Sterling Silver Rubedo Mom Heart Tag Key Pendant Necklace. The necklace is crafted of sterling silver and Rubedo metal, and features a silver heart tag pendant engraved with the word 'Mom' and a rubedo miniature key charm on a delicate silver chain. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.