This is a wonderful 18k gold and platinum engagement ring. The ring is centered with a sparkling radiant cut diamond that weighs approximately 0.85ct. The color of the diamond is E-F with VS2 clarity. The center diamond is accentuated by dazzling trilliant cut diamond accents. The ring is stamped 18K PLAT and weighs 2.6 grams. The ring is size 5 3/4 but it can be resized.