This is a wonderful platinum engagement ring. The ring is centered with a sparkling GIA certified round brilliant cut diamond that weighs 0.57ct. The color of the diamond is I with VS1 clarity. The center diamond is accentuated by dazzling baguette cut diamond accents. The top of the ring measures 5mm by 13mm. The ring is size 4 1/2 but it can be resized. The ring is stamped 900 PLAT 100 IRID and weighs 3.2 grams.