This is an authentic TIFFANY Platinum Diamond .20ct Solitaire Engagement Ring 51 5.75. The ring is crafted of high polished platinum and features a sparkling round brilliant cut diamond weighing approximately .20 carats, with F color and VS1 clarity. This is a stunning ring with the eternal elegance of Tiffany! Accompanied by a Tiffany & Co. Diamond Certificate, report no. 63549371/T06141406, stating Carat: .20ct, Color: F, Clarity: VS1, Crown Inscription: T&Co. T06141406.