Our diamond education will help you select the perfect Cushion Cut, 0.9 Carat diamond for a pendant or a one-of-a-kind engagement ring. Once you've selected your diamond, take the next step and pair it with a engagement ring setting and metal of your choice, from gleaming platinum to romantic rose gold. Each of our diamonds is examined and certified by a reputable third-party agency, such as the GIA or AGSL. Contact our free, non-commissioned virtual gemologist service or our expert customer service team if you run into any issues or questions along the way. Preview your custom wedding band or engagement ring for free at any of our authorized local jewelers.