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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 Four C's of Diamonds: Cut, Colour, Clarity, and Carat Weight
July 19, 2017
Four C’s

The Four C's are the standard criteria used to evaluate and grade diamonds.

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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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