Around 325 Israeli diamond companies are expected to participate at the International Diamond Week (IDW). The event is slated between September 1-4, at the Israel Diamond Exchange, reports say. The event is being held together by IDE, the Diamond Dealers Club of New York (DDC), and the Antwerp Diamond Bourse. With the high number of expected participants at this edition, the Week is anticipated to be ‘largest Diamond Week since the first edition in 2013, report add.