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 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[…]

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[…]

pink diamond from the Legacy Collection
Pink Diamond Investment

Introducing the Argyle Mine Over 90% of the world’s annual natural pink diamond supply is mined from[…]

argyle-diamond-mine
Rio Tinto closes Argyle diamond mine after 37 years

Pink diamonds, already rare, are about to get scarcer as Rio Tinto has closed its iconic Argyle diamond mine, the[…]

Argyle Diamond Mine Closure
Rio Tinto Ends Mining at Argyle

Rio Tinto will dig the last diamonds up from the ground at its Argyle deposit in Australia[…]

Australian Diamond Portfolio
Rare Argyle pink diamonds released ahead of mine closure

Australian Diamond Portfolio is set to showcase a selection of the last pink diamonds to be unearthed[…]

Rio Tinto Diavik Helios a 74.48 carat Fancy yellow diamond
Rio Tinto to Sell Final Argyle Specials

Rio Tinto will launch a tender of large rough diamonds, including the last of its special stones[…]

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