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“No lab-grown diamond producer uses renewable energy,” DPA chief exec claims

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Chief executive officer of the Diamond Producers Association, Jean-Marc Lieberherr, has claimed that no lab-grown diamond companies are using renewable energy. The remark came when...

Q&A: Rio Tinto Diamonds MD on the 187.7ct Diavik Foxfire

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To mark the end of a year filled with major diamond finds, Rachael Taylor spoke to Rio Tinto Diamonds managing director Jean-Marc Lieberherr about...
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