Use our diamond education to learn about Oval Cut, 1.1 Carat loose diamonds and build the perfect engagement ring she'll worship forever. All of Ritani's high quality loose diamonds are evaluated by the GIA or AGSL, complete with a detailed grading and certification report. Once you've discovered the stone that's right for you, shop our wide range of engagement ring settings and metals, including fashionable yellow gold styles. Our helpful customer service team and offer gemologist service will serve any assistance or advice you need during the selection process. You can examine your diamond or finished wedding ring at any one of our regional jeweler partners, positioned all over the US.