Shop our wide selection of Asscher Cut, 1.6 Carat diamonds and build the perfect engagement ring today. All Ritani diamonds have been assessed by a third party rating agency, and come with a detailed certificate that guarantees their 4C grades are true. Once you've discovered the stone that's right for you, shop our wide range of engagement ring settings and metals, including sought-after rose gold styles. If you require support along the way, you could engage with our customer service team or virtual gemologist. We have partnered with local jewelry stores across the US so that you can see your loose diamond or wedding ring in person and try before you buy.