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.

102.34 carat D colour Flawless round diamond
World’s largest rarest and most valuable D Flawless round diamond

The 102.34 carat D colour Flawless Round Diamond Could beat the world record price of $33.7 million

DCLA Advanced Diamond Testing
New Guidelines Clarify: ‘Diamond’ Means ‘Natural’

The document stipulates that the words “diamond” and “gemstone” imply natural origin.

Gem Diamonds 149 carats
Diamond Miner Gem Diamonds Finding More Huge Stones

Gem Diamonds has recovered another 100 carat plus rough diamond this year.

Gemological Institute of America (GIA)
GIA Unveils Plans for Labs in Surat and Antwerp

GIA has secured premises for two new locations

Gem Diamonds Lesotho mine in southern Africa
Two 100 carat plus rough diamonds recovered at Lesotho mine

Gem Diamonds at the Lesotho mine in southern Africa

476 Carat Meya Prosperity Diamond
$16.5 Million for 476 Carat Meya Prosperity Diamond

Graff Jewellers buys 476 Carat Meya Prosperity Diamond

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