Item #: 1318432 These are an authentic TIFFANY 18K Rose Gold Diamond Jewel Box Pendant Necklace. This necklace is crafted of 18 karat rose gold and features a rectangular frame with a emerald cut diamond weighing approximately .175 carat. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.