Rio Tinto is to hold The Beyond Rare Tender, showcasing polished pink and red diamonds from the now-closed Argyle mine in Australia, and yellow stones from Diavik, beneath a frozen lake in northern Canada. A total of 48 lots will be offered for sale in a series of invitation-only events staring next month. The first […]

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Rio Tinto has provided a virtual preview of rare Argyle pink, red, violet and blue diamonds from its iconic diamond mine, in one of the very last offerings to an exclusive group of collectors, diamond connoisseurs and luxury jewellery houses. The 2020 Argyle Pink Diamonds Tender, a collection of the rarest diamonds from a year’s […]

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