Wholesale Russian created Diamond simulants and lab gemstones.

Russian Radiance® is a bulk supplier of the World's Finest Russian Diamonds Simulants & Lab Gemstones since 1980. We have provided independent jewelers and designers alike with the highest quality gemstones for their most discerning clients. Our gems are worn by celebrities, sports stars, musicians, movie stars and yes, even royalty. We are a family owned and operated business located here on the Treasure Coast in Florida.