This is an amazing platinum engagement ring. The ring is centered with a sparkling GIA certified princess cut diamond that weighs 1.21ct. The color of the diamond is H with VS2 clarity. The center diamond is accentuated by dazzling round and princess cut diamonds that weigh approximately 0.50ct. The color of these diamonds is G with VS clarity. The ring is stamped PLAT and weighs 6.1 grams. The top of the ring measures 7mm by 11mm. The ring is size 4 3/4 but it can be resized.