pictogramme de diamant

Antwerp is where roughly 80% of the world production of rough and cut diamonds transit via the four largest Diamond Bourses. Once they are available for sale, the diamonds leave Antwerp for other destinations: Paris, London, Asia or the United States.


Grand-Place Antwerp - world capital of diamonds


The KOH DIAMONDS staff are available to offer their diamond expertise and know-how. Please do not hesitate to contact us. We welcome you by appointment in our offices, located in the Antwerp Diamond Bourse district !


Paris Office
01 47 42 56 56
Antwerp Office
+32 (0)3 226 10 26


Bourses       Diamond cutters


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