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.

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[…]

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[…]

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[…]

Argyle pink diamonds
India’s rich tussle for Argyle pink diamond because mines are not forever

India’s super rich are rushing to grab an Argyle pink diamond before the primary source of rarest[…]

Rio Tinto Argyle diamonds
Rio Tinto unveils rare diamonds as Argyle nears end

Rio Tinto has showcased its rare pink, red, violet and blue diamonds from the Argyle mine in[…]

Argyle tender pink diamonds
Kunming partners with Rio Tinto for Argyle diamonds

The world’s second-largest miner, Rio Tinto (ASX, LON, NYSE: RIO), announced that Hong Kong-based coloured diamond specialist[…]

Argyle Enigma, 1.75 cts
Pink Prices set to Rise with Closure of Argyle

The price of super-rare pink diamonds is to set to rocket with the forthcoming closure of the[…]

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