This is an authentic TIFFANY Platinum Diamond .24ct Solitaire Engagement Ring 49 5. The ring is crafted of platinum and features a classic six prong setting holding a single round brilliant cut diamond weighing approximately .24 carat, with F color and VS1 clarity. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.