This is an amazing platinum engagement ring. The ring is centered with a sparkling GIA certified old European cut diamond that weighs 1.89ct. The color of the diamond is K with VS1 clarity. The center diamond is accentuated round cut diamond and triangular cut onyx accents. The ring has an impressive open work, milgrain and engraving design. The top of the ring measures 14mm by 20mm. The ring is stamped PLAT and weighs 7.9 grams. The ring is size 6 3/4 but it can be resized.