DIA International was founded in Israel. The company operates with a strong driving force and serves its worldwide customer base with a clear vision: to provide reliable and expert diamond grading, certification and appraisal services and protect the public interest. To meet these objectives and all professional standards associated with the diamond industry, DIA employs a highly qualified consisting of experienced gemologists and diamond appraisers. DIA Laboratories utilize the most updated technology and state-of-the-art equipment.

DIA receives requests for certificates from worldwide diamond merchants, jewelers and consumers.

Complementing the Kimberly certification process in accordance with UN resolutions regarding the prohibition on sales of diamonds mined in war zones, DIA issues a Conflict Free Diamond declaration on its diamond certificates. This declaration signifies that the diamonds submitted for grading and certification at DIA Laboratories were imported legally and from legitimate sources according to all the requirements set by the Diamond Controller Office and the World Federation of Diamond Bourses. 

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