This is an authentic TIFFANY Platinum Diamond .20ct Solitaire Engagement Ringsize EU 50 or US 5.25. This exquisite ring is crafted of a platinum band and features a sparkling round brilliant cut diamond approximately weighing .20 carats with an G color grade and VS2 clarity. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.