NATURAL AND SYNTHETIC DIAMONDS. HOW TO RECOGNIZE THEM AND HOW TO PROTECT THEMSELVES WITH AN AIG CERTIFICATION

Workshop AIG LABORATORIES | Via dell' Unione, 2 Milano 27th October 2019 | 11:30 am - 12:15 am | 15:30 am - 16:15 pm (after registering at [...]

2019-10-22T09:41:35+00:00