Item #: 1905355 This is an authentic TIFFANY Platinum Diamond 1.51ct Solitaire Lucida Engagement Ring 52 6. The ring is crafted of platinum and features Tiffany's proprietary 'Lucida' cut diamond, approximately 1.51 carat weight G color and VS1 clarity, prong-set atop a tapered band. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.