History of Diamond Grading in Australia

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

The Argyle mine, located in Western Australia's remote East Kimberley region, became synonymous with pink diamonds and, for decades, supplied more than 90 per cent of the world's pink diamond production.
Boodles Goes Pink with Major Argyle Diamond Acquisition

British luxury jeweller Boodles has strengthened its position in the highly exclusive world of fancy-coloured diamonds after[…]

Rio Tinto ends diamond era with historic final auction

Rio Tinto is auctioning its final collection of rare diamonds from its closed Argyle mine in Australia and the soon-to-shutter Diavik operation in

Auction House Pulls Fake Pink Diamond from Sale

Auction House Pulls Fake Pink Diamond from Sale

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

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[…]

Rio Tinto dazzles in Antwerp with its finest Argyle pink, red and blue diamonds

Rio Tinto’s final Argyle Pink Diamonds Tender collection of rare pink, red, blue and violet diamonds is[…]

argyle heroes tender
Rio Tinto reveals its final showcase of Argyle pink, red and blue diamonds

Rio Tinto has unveiled a preview of its final showcase of rare Argyle pink, red and blue[…]

Rio Tinto Argyle diamonds
Argyle Diamond Mine Closure: The End of a Sparkling Era

Pink and red diamonds are among the most special gems in the world. The value of these[…]

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