This is an amazing platinum engagement ring from the 1950s. The ring is centered with a sparkling round cut diamond that weighs approximately 0.59ct. The color of the diamond is G-H with VS clarity. The center diamond is accentuated by dazzling round and baguette cut diamonds that weigh approximately 0.30ct. The color of these diamonds is G with VS clarity. The top of the ring measures 5.5mm by 18mm. The ring is size 6 1/2 but it can be resized. The ring is stamped 10% IRID PLAT and weighs 3.2 grams.