This is an authentic TIFFANY Platinum Diamond .20ct Round Brilliant Harmony Engagement Ring 50 5.5. The ring is crafted of platinum and features a center round brilliant cut diamond weighing approximately .20 carat with F color and SI1 clarity. The ring also features additional pave-set diamonds along half of the band, an additional .22 total carat weight. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.