These rings are hotttttttttt! Everybody wants a blue diamond ring and we have a few different styles to choose from. This one features .30 ctw of round, genuine blue diamonds accented by .20 ctw of round, genuine white diamonds. The setting is solid 10k white gold in a 10 mm wide band. The ring weighs 3.5 grams and is a size 7, sizable by your local jeweler.