Five Carbon is a London based loose diamond specialist dedicated to low-margin transparent pricing. We were founded on the principle of transforming the murky world of high-margin diamond sales to a more exacting purchasing process. We endeavor to enable our customers to make an educated decision and take control of the purchase process. Whether it is for an investment, or to mount on a ring, Five Carbon specialists stand ready to assist from idea to post-purchase planning, and advise based on the customers’ specific criteria. And all of this comes backed with a breathe-easy, ironclad 100% LOWEST PRICE GUARANTEE.

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