This is a fabulous 18k white gold halo engagement ring. The ring is centered with sparkling round cut diamond that weighs approximately 1.42ct. The color of the diamond is G-H with SI3 clarity. The center diamond is accentuated by sapphire and diamond accents. The top of the ring measures 13mm in diameter. The ring is stamped 750 and weighs 4.5 grams. The ring is size 6 1/2 but it can be resized.