This simply gorgeous 18k white gold diamond and sapphire engagement ring semi-mount features a fabulous 5.5mm princess cut Chatham-created white sapphire center stone. The 11.5mm square halo sparkles with 56 natural diamonds. The shank features two large round blue sapphires and tapers to 3.25mm at the bottom. This milgrain accented diamond and blue sapphire engagement ring has a gallery height of 5mm. Total gem weight of .74cttw. includes .24cttw.,G-H color eye-clean SI1 clarity natural diamond accents and two .25 ct. natural half-mooonsapphires. Matches custom contoured wedding band 47-18K044-W.