The major diamond manufacturing centers include Israel, Belgium, India and New York. The most important is Antwerp in Belgium, more than half of the world market of polished diamonds passes by Antwerp.
In Israel, approximately 1,200 diamond companies are located in Ramat Gan in the Israel Diamond Exchange complex.
In Belgium, approximately 1,500 diamond offices are located in Antwerp in a diamond district: Hoveniersstraat, Schupstraat, Rijfstraat and Pelikaanstraat. The rough is distributed to the cutting centers and to dealers in Antwerp, where approximately 80-85% of the total rough diamond trade takes place.
Les principales bourses du diamant sont :
The conditions to become member of one of these bourses are very strict.
The object of the World Federation of Diamond Bourses is to protect the interests of affiliated bourses and their individual members, and to further the amicable settlement or arbitration of differences and disputes between the individual members of the affiliated bourses and between the affiliated bourses.
In furtherance of this object, it is the aim of the world federation to participate in the promotion of world trade and to encourage the establishment of bourses, with the view of eventual affiliation of all centres where diamonds are actively traded.