This week in Sydney, the London-based mining company Rio Tinto unveiled the largest vivid pink diamond on record. The gem is part of the company’s 2018 Argyle Pink Diamonds Tender, which is composed ...
Argyle Alpha is the largest stone in the history of its Argyle Pink Diamonds Tender, and one of six ‘Magnificent hero’ offerings British-Australian mining group Rio Tinto has unveiled the largest ...
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