Item #: 1243797 This is an authentic TIFFANY Platinum Diamond .37ct Solitaire Engagement Ring size 49 or 5. The ring is crafted of platinum and features a single six prong-set round brilliant cut diamond, approximately .37 carat, with G color and VS1 clarity grade. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.