GIA - HRD International Diamond Certificate

HRD Antwerp

HRD Antwerp

In line with the growing volume of the diamond sector over the years, HRD Antwerp was established in 1976 in Antwerp, Belgium. HRD Antwerp, an independent not-for-profit organization, today has the largest diamond testing laboratory in the world. HRD company is seen as one of the most respected companies in the world in the diamond sector. It is an organization that has undertaken the task of issuing certificates by guaranteeing that the reliability of the diamonds it inspects will not be doubted.

HRD Antwerp follows world-class applications that have been proven and approved by any distributor and user. HRD uses advanced anonymity and objectivity systems when grading diamonds. Each diamond is individually scrutinized by experienced experts to reveal their true value. In addition, experts never know who the owner of the diamond is, thus avoiding potential conflicts of interest.



GIA certificate; It is used as an abbreviation for the Gemological Institute of America. It is the most valuable and respected certificate within the scope of the diamond certificate. GIA is an organization that does not earn any income from diamond sales. It is independent. Therefore, its reliability has been proven all over the world. For this reason, it has been accepted by all the countries of the world as very reliable and independent.

Apart from these elements, the sections where GIA analyzes diamonds; date, measurement, cut style, diamond shape, carat weight, depth, symmetry, ratio chart, cut grade (excellent, very good, good, bad), color grade (D to J), clarity grade (IF) , VVS1, VVS2, VS1, VS2, SI1, SI2), diamond graphic revealing all blemishes, laser lettering (if any) are designated as safety features. It is important to make sure that the best evaluation is given for the diamond. In the evaluations made to issue certificates, details such as color, clarity, length and width are examined by diamond experts. Trained, expert and experienced professionals in this field investigate diamonds in detail using professional tools such as a magnifying glass or microscope. It then documents this information.

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