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.

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?

The 4 c's
How do slight differences in the 4C’s affect a diamond’s value?

How do slight differences in the 4C’s affect a diamond’s value?

Controversial Australia-based miner Kimberley Diamonds has put its last remaining diamond mine into administration after it failed to secure fresh funding.
Kimberley Diamonds closes its last mine

Controversial Australia-based miner Kimberley Diamonds has put its last remaining diamond mine into administration after it failed[…]

De Beers
De Beers taps into polished diamonds market with first-time auction

Anglo American’s De Beers, the world’s largest rough diamond producer by value, has decided to begin selling[…]

De Beers Profit Jumps as Diamond Market Stabilises

Profit more than doubled for De Beers last year as trading conditions in the diamond-manufacturing sector improved[…]

bluenile
Bain Capital and Bow Street to acquired Blue Nile

In a surprise announcement, online jeweller Blue Nile has entered into an agreement to be acquired by[…]

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