Item #: 1000951 This is an authentic TIFFANY Platinum Diamond .26ct Solitaire Engagement Ring 52 6. The ring is crafted of platinum and features a six prong setting, knife edge band, and a round brilliant cut solitaire diamond, approximately .26 carats with G color and VS1 clarity. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.