Browse our sparkling selection of Princess Cut, I Color loose diamonds and build a gorgeous custom pair of stud earrings today. Once you've selected your diamond, take the next step and pair it with a ring setting and metal of your choice, from gleaming platinum to romantic rose gold. All Ritani stones come with their own certification reports from the GIA or AGSL, complete with measurements, inclusion diagrams, and the details behind every 4C grade. Our diamond education and outstanding customer service team are available to help if you come across questions or issues. When the selection process is complete, you can preview your diamond or custom jewelry for free at any of our authorized local jewelers.