This is a fabulous platinum engagement ring. The ring is centered with a sparkling GIA certified old mine cut diamond that weighs 1.08ct. The color of the diamond is J with VS1 clarity. The center diamond is accentuated by sapphire and diamond accents. The top of the ring measures 11mm in diameter. The ring is size 7 1/4 but it can be resized. The ring weighs 3.1 grams.