Item #: 404874 This is an authentic TIFFANY 18K Yellow Gold 1837 Interlocking Circles Pendant Necklace. This beautiful necklace is crafted of an 18 karat yellow gold chain with two interlocking circles at the center. Enjoy this necklace for it's unforgettable style only from Tiffany! Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.