History of Diamond Grading in Australia

Blogs & News

Explore DCLA’s legacy as Australia’s leading diamond authority. Learn our history, meet the founders, and discover our unmatched grading expertise.

Rio Tinto’s Beyond Rare diamond tender delivers strong results

The auction, which featured some of the world's most coveted natural fancy coloured diamonds, also showcased the[…]

One of the Last Argyle Pinks Leads Online Auction

Argyle Pink Tender-Rio Tinto's Final Collection, the last tender from the mine

Rio Tinto to Hold Tender of 87 Fancy-Colored Diamonds

Rio Tinto has launched the Beyond Rare Tender, an inaugural collection of 48 lots of polished fancy-colored

Pink Diamonds Erupted to Earth’s Surface after Early Supercontinent’s Breakup

Pink Diamonds from the Argyle diamond mine operated by the Rio Tinto Group in the East Kimberly[…]

Rio Tinto unveils Argyle Rose heirloom piece

Rio Tinto has unveiled the latest heirloom piece of Argyle Pink Diamonds jewellery, featuring one of the[…]

Rio Tinto Launches Business for Argyle Pinks

Rio Tinto has debuted a new strategy that will enable it to “protect the provenance” of its[…]

Final Argyle Pink Tender Sees Record Result

Rio Tinto achieved record-breaking figures at its 2021 Argyle Pink Diamonds Tender, with prices strong amid dwindling[…]

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