14K White Gold Diamond and London Blue Topaz Halo Engagement Ring. This ring is set with one natural Oval Blue Topaz in the center. This Topaz measures 16 X 12 mm. There are seventy-four genuine Round Brilliant Diamonds set in this ring. These diamonds are H color, SI/I clarity. This ring is 14KT White Gold, weighs 7.7 grams, the top of the ring measures 20 mm along the finger and is a finger size 7, which can be resized (please inquire about sizing with the finger size you need). This ring will be accompanied by an appraisal by a GIA Certified Diamond Grader with the retail replacement value of $3,285.00. I will ship this ring promptly in a gift box.