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.

Kimberlite

Kimberlite is an igneous rock, typically blue or green in colour, from which most diamonds are mined.[…]

International Diamond Manufacturers Association
International Diamond Manufacturers Association

The International Diamond Manufacturers Association (IDMA) is a global trade organisation that represents the interests of diamond[…]

Recognised Standards in Diamond Grading
Internationally Recognised Standards

Internationally recognised standards in diamond grading refer to a set of rules, guidelines, and processes that are[…]

Industrial Grade Diamond

An Industrial Grade Diamond refers to a diamond that does not meet the standards required for use[…]

International Diamond Council
International Diamond Council

The International Diamond Council (IDC) is a global organisation that was established to create and maintain standardised[…]

Gem Quality

Only about 20% of mined diamonds are of gem quality, meaning they meet the necessary standards for[…]

DCLA is Australia’s internationally accredited diamond certification laboratory.
Who are the DCLA and what do they do?

Who are the DCLA and what do they do?

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