Surat: The International Institute of Diamond Grading & Research (IIDGR), part of De Beers Group, has installed a 34.8 kilowatt solar roof at its grading
London: The International Institute of Diamond Grading & Research (IIDGR), part of De Beers Group, today announced it will provide diamond verification services to Singapore
London: The International Institute of Diamond Grading & Research (IIDGR), part of De Beers Group, has established four new diamond grading partnerships with leading diamond
Beijing: The International Institute of Diamond Grading & Research (IIDGR), part of De Beers Group, has announced it is expanding its existing grading partnership with
London: The International Institute of Diamond Grading & Research (IIDGR), a De Beers Group company, has announced that the industry’s first synthetic screening device for
They say that confidence is the key to success, and that preparation is the key to confidence. And from my years as President of De
Tokyo: The International Institute of Diamond Grading & Research (IIDGR), a De Beers Group company, has entered a partnership with one of Japan’s leading bridal
Las Vegas: The International Institute of Diamond Grading & Research (IIDGR), a De Beers Group company, yesterday unveiled SYNTHdetect – the first synthetic screening device
Hong Kong: The International Institute of Diamond Grading & Research (IIDGR), part of De Beers Group announced on Thursday that it has established a polished
Singapore: The International Institute of Diamond Grading & Research (IIDGR), part of The De Beers Group of Companies, yesterday announced that it has established its
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