This is a fabulous platinum engagement ring. The ring is centered with a sparkling GIA certified round brilliant cut diamond that weighs 3.03ct. The color of the diamond is K with VS1 clarity. The center diamond is accentuated by lovely sapphire and diamond accents. The top of the ring measures 13mm by 13mm. The ring is stamped PLAT and weighs 5.9 grams. The ring is size 6 but it can be resized.