Antwerp Institute of Gemmology

Sort By

Showing 1 - 2 of 2

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…

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