IIDGR News DE BEERS UNVEILS ADVANCED SYNTHETIC SCREENING DEVICE The SYNTHdetect XL allows multiple volumes of jewelry to be screened simultaneously 17.09.2018
IIDGR News DE BEERS’ IIDGR INKS JAPANESE BRIDAL JEWELRY AGREEMENT IIDGR will provide one of Japan’s leading bridal jewellery retailers with grading reports 13.06.2017
