14K White Gold Diamond and Amethyst Halo Engagement Ring. This ring is set with one natural Oval Amethyst in the center. This Amethyst measures 19.5 X 15 mm and weighs 18 carats. There are thirty-eight genuine Round Brilliant Diamonds set in this ring. These diamonds are H color, SI/I clarity and weigh a total of 1/2 carat. This ring is 14KT White Gold, weighs 12.7 grams, the top of the ring measures 22.5 mm along the finger and is a finger size 8 1/4, 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 $3,985.00. I will ship this ring promptly in a gift box.