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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.

A Harry Winston ring centering a cushion-cut, 7.08-carat Colombian emerald
May 24, 2026
30.20ct Fancy Intense Yellow Diamond to Headline Bonhams New York Auction

This ring features a cushion-cut, 8.23-carat, faint-pink, internally flawless diamond

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DCLA is Australia’s internationally accredited diamond grading laboratory, the trusted source for elite diamond certification, education, and resale services.

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