Swissdiam is a natural color diamond wholesaler and family-owned company based in Geneva, New York, Hong Kong and Shanghai. For over 40 years, Swissdiam has been studying and collecting amongst the rarest natural color diamonds in the world. We have owned and polished some of the most famous and historical natural color diamonds, from 0.50 to 100 carat diamonds ranging from fancy to vivid in all hues pink, green, orange, blue, violet, yellow, red. We also carry an exquisite collection of preciou