This is a fabulous platinum engagement ring from the Art Deco period. The ring is centered with a sparkling GIA certified old European cut diamond that weighs 1.56ct. The color of the diamond is I with SI1 clarity. The center diamond is accentuated by dazzling marquise and baguette cut diamond accents. The top of the ring measures 7mm by 17mm. The ring is stamped PLATINUM 10% IRID PLAT. The ring is size 7 1/2 but it can be resized.