The president of the World Federation of Diamond Bourses, Yoram Dvash, announced that starting in April, U.S. customs will require the reporting of diamonds’ country of mining origin and details of the country of origin. This mandatory information must be submitted through a signed declaration. Importers will also need to provide a self-certification statement confirming that their shipments do not contain Russian diamonds larger than 0.50 ct. These new requirements apply to all diamonds and