Shop our large selection of Asscher Cut, Vs1 diamonds and build the perfect women's wedding ring today. All Ritani diamonds have been evaluated by a third party rating agency, and come with a comprehensive certificate that guarantees their 4C grades are correct. After you select the stone that's right for you, complete your ring with a style from our diverse selection of ring settings, from classic solitaires to sparkling vintage halos. Contact our free virtual gemologist or our skillful New York based customer service team if you need help or guidance while choosing and purchasing your diamond. Visit one of our local jeweler partners, located across the US, to take advantage of our free in-store preview program and see your loose diamond or engagement ring in person (US only).