Item #: 152637 This is an authentic TIFFANY & CO 18K White Gold Diamond Signature X Pendant Necklace. This stylish necklace is 18 white gold necklace and hangs at collar length. The necklace features a X pendant with the crossovers lined in .19 carats of diamond. This is an excellent necklace with the unforgettable look of Tiffany & Co! Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.