This is an amazing platinum engagement ring. The ring is centered with a sparkling GIA certified European cut diamond that weighs 0.89ct. The color of the diamond is E with VS1 clarity. The center diamond is accentuated by dazzling round and marquise cut diamonds that weigh approximately 0.25ct. The color of these diamonds is G with VS clarity. The top of the ring measures 6mm by 16mm. The ring is stamped IRID PLAT and weighs 3.5 grams. The ring is size 5 1/4 but it can be resized.