R. Rothem Group are a 3rd generation family business of diamond manufacturers since 1942. Our main focus & motto, based on trust, reliability, loyalty and superior quality. As Russain Cut Suppliers & Diamond Cutters, our mission is to supply loose stones, diamond rings and diamond engagement rings in wholesale prices to diamond professionals such as jewelry stores owners and chain stores around the globe. At R. Rothem Group you will save the commission to diamond dealers or brokers and you will be able to buy GIA certified stones directly from the source. We provide a friendly Business to Business search engine of our complete stock of GIA stones including real images and videos in High Definition.