This is an amazing platinum engagement ring. The ring is centered with a sparkling old mine cut diamond that weighs approximately 1.54ct. The color of the diamond is J with VS clarity. The center diamond is accentuated by lovely sapphire and diamond accents. The top of the ring measures 11mm by 12mm. The ring is stamped PLAT and weighs 5.1 grams. The ring is size 6 but it can be resized.