Antwerp Institute of Gemmology

HRD courses return to Oz

The National Council of Jewellery Valuers will be running a HRD Antwerp Institute of Gemmology workshop and diamond grading course…

Antwerp diamond courses arrive in Oz

The National Council of Jewellery Valuers is planning to run a series of HRD Antwerp Institute of Gemmology workshops and…
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