Item #: 301219 This is an authentic TIFFANY Platinum Diamond .19ct Solitaire Pendant Necklace. The platinum necklace hangs at collar length with an approximate .19 carat total weight diamond. This is a simple, yet very elegant necklace with the unforgettable style from Tiffany & Co! Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.