This is an elegant platinum engagement ring by Tiffany & Co. The ring is centered with sparkling GIA certified cushion cut diamond that weighs 1.00ct. The color of the diamond is D with VVS2 clarity. The diamond has an inscription T&Co. P11250305. The center diamond is accentuated by round cut diamonds that weigh 0.33ct. The color of the diamonds is E-F with VS clarity. The top of the ring measures 11mm by 10mm. The ring is signed TIFFANY & Co. Pt950 71111881 D1.00ct d0.33ct and weighs 4.9 grams. The ring is size 6 but it ccan be resized.