These are an authentic TIFFANY 18K Rose Gold Diamond 1.00ctw Round Solitaire Earrings The earrings are crafted of 18 karat rose gold and feature round brilliant cut diamonds in four prong settings. Each diamond weighs approximately .50 carats with VS2 clarity and H color. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.