This is an authentic TIFFANY Platinum Diamond .19ct Round Brilliant Harmony Engagement Ring 49 4.75. The ring is crafted of platinum and features a round brilliant cut diamond, approximately .19 carats with I color and IF clarity. The band is also accented with round brilliant cut diamonds weighing approximately .29 total carat weight. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.