This is a gorgeous platinum engagement ring from the 1920s. The ring is centered with a sparkling old mine cut diamond that weighs approximately 1.23ct. The color of the diamond is K with SI2 clarity. The center diamond is accentuated by dazzling round cut diamond accents. The ring is stamped 10% IRID PLAT and weighs 3.1 grams. The ring is size 7 3/4 but it can be resized.