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- Learn how to price and evaluate polished diamonds
- Learn how to authenticate pre-owned pieces
- Learn how to distinguish the difference between gold and silver hallmark stamps as well as brand marks
- Learn how to check the quality of estate, vintage, and antique jewellery
- Learn how to use gold authentication equipment, such as an acid test kit and an XRF scanner
- Learn how to read and compare internationally recognized diamond grading reports and certificates such as the GIA, EGL and HRD
