Rio Tinto sold 87 polished colored diamonds from its Argyle and Diavik mines through its first Beyond Rare tender, noting strong bidding from global participants. The collection, called Born of this World, comprised 48 lots weighing a total of 29.96 carats, Rio Tinto said Monday. It included pink and red diamonds from the company’s Argyle mine in Australia, which closed in November 2020, as well as yellow diamonds from the Diavik deposit in Canada. Within