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.

I have a diamond “valuation,” is this not the same as a diamond certificate?

I have a diamond “valuation,” is this not the same as a diamond certificate?

I want to get a diamond certified before I buy it, what should I do ?

I want to get a diamond certified before I buy it, what should I do ?

Synthetic Diamond DTC Diamond View
What are “synthetic” diamonds?

What are “synthetic” diamonds?

My jeweller will not supply me with a certificate from an independent diamond grading laboratory, what should I do?

My jeweller will not supply me with a certificate from an independent diamond grading laboratory

Can you identify the latest diamond simulants, diamond treatments, and synthetic diamonds?

Can you identify the latest diamond simulants, diamond treatments, and synthetic diamonds?

What sort of diamond laser technology does the DCLA use?

What sort of diamond laser technology does the DCLA use?

GIA Laser inscription
What is diamond laser inscription?

What is diamond laser inscription

Can I bring my diamond jewellery to the laboratory for certification?

Can I bring my diamond jewellery to the laboratory for certification?

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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