Yellow Gold Diamond and Amethyst Halo Engagement Ring. This ring is set with one natural Round Amethyst in the center. This Amethyst is a purple color, measures 8 mm in diameter and weighs 2 1/4 carats. There are also twenty genuine Round Brilliant Diamonds set in this ring. These diamonds are H color, SI/I clarity and weigh a total of .20 carat. This ring is 10KT Yellow Gold, weighs 4.0 grams 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 $1,345.00. I will ship this ring promptly in a gift box.