Item #: 366439 This is an authentic TIFFANY Sterling Silver Rubedo 1837 Interlocking Circles Pendant Necklace. This beautiful necklace is crafted of sterling silver and features two silver circles and one rubedo metal circle as the pendant. This necklace is an unforgettable piece, only from Tiffany! Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.