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 rare 6.03 carat fancy vivid blue internally flawless diamond
6.03 Carat Internally Flawless Blue Diamond Unsold at Major Geneva Auction

A rare 6.03 carat fancy vivid blue internally flawless diamond failed to secure a buyer at the[…]

UK Advertising Standards Ruling Targets Lab Diamond Marketing
UK Advertising Standards Ruling Targets Lab Diamond Marketing

Two online jewellery retailers have been ordered to amend their advertising after the United Kingdom’s Advertising Standards[…]

The Two Matilda Historic Stream Family Collection Heads to Christie’s Auction
Historic Stream Family Collection Heads to Christie’s Auction

A remarkable private collection spanning generations of American collectors is set to headline a major auction at[…]

World Diamond Council
WDC President Says “We Need To Finish The Job” On Conflict Diamonds As Debate Over Kimberley Process Expands

For many producing countries, the concern is not simply ethics but sovereignty. The central issue remains whether international[…]

Pandora Claims Its Lab-Grown Carbon Footprint Is 90% Lower Than Natural
The Natural Diamond Council has strongly rejected recent claims by Pandora

The Natural Diamond Council has strongly rejected recent claims by Pandora that lab-grown diamonds carry a carbon[…]

According to Pandora, the new carbon footprint reporting is being introduced in response to increasing consumer expectations to sustainability
Lab-Grown Diamonds Face Growing Scrutiny Over Massive Energy Use and Carbon Footprint

While jewellery retailer Pandora has introduced carbon footprint labelling for its laboratory-grown diamonds in response to growing[…]

The Azure Blue diamond
Christie’s to Auction the Azure Blue, the Largest Fancy Blue Diamond Ever Offered

Christie's has announced two exceptional natural blue diamonds for its upcoming Magnificent Jewels Auction sale at Rockefeller[…]

Dwayne Johnson made a powerful statement in high jewellery horology
Dwayne Johnson made a powerful statement in high jewellery horology

At the 2026 Met Gala in New York, Dwayne Johnson made a powerful statement in high jewellery[…]

Divorce Rings Are Trending — But Knowing What You Own Matters Even More
Divorce Rings Are Trending, But Knowing What You Own Matters Even More

The rise of the so-called “divorce ring” reflects a broader shift in how women are approaching jewellery[…]

Steep Rise in De Beers Rough Production
Steep Rise in De Beers Rough Production

De Beers says rough diamond production increased by 17% in the first three months of 2026, to[…]

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