Item #: 287769 This is an authentic TIFFANY Platinum Diamond .80ct Solitaire Engagement Ring 52 6. This exquisite six prong platinum engagement ring features a beautiful round brilliant cut diamond weighing .80 carat. Enjoy this classic piece, only from Tiffany & Co.! Accompanied by a Tiffany & Co. Diamond Certificate, 22668455/H12190034, stating Carat: .80ct, Color: F, Clarity: VS1, Crown Inscription: T&Co.H12190034. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.