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.

Antwerp Negotiates Zero US Tariff for Polished Diamonds

The US has agreed to ditch its 15 per cent tariff on imports of diamonds polished in[…]

Diamonds as Time Capsules: Rare Inclusions Reveal Hidden Chemistry Deep Within Earth’s Mantle

Two extraordinary diamonds from South Africa have provided scientists with a rare glimpse into the hidden chemistry[…]

Diamond selling processes are outdated and hurting producers, trader says

The sale of diamonds through tenders and auctions is opaque and inefficient and should be revamped for[…]

After 15 Years, Disputed Diamonds Finally being Sold

Rough diamonds that were locked in a 15-year legal dispute in Zimbabwe are finally being sold.

Lab Growns – without the High Pressure or Temperature

Researchers at the University of Tokyo say they've found a way to make tiny diamonds without the[…]

US Tariffs: Patek Philippe “to Hike Prices by 15%”

Patek Philippe will reportedly hike watch prices by 15 per cent tomorrow (Monday 15 September) in response[…]

Indian Diamond Smuggler Jailed in Vietnam

An Indian national has been jailed for seven years in Vietnam after he admitted smuggling diamonds worth[…]

Signet Sales Increase, Driven by Lab Growns

Signet reported increased sales for Q2, as consumers increasingly opted for lab growns over natural diamonds.

Small Rise in US Watch and Jewelry Sales

The modest increase largely reflects a rush by exporters to get their goods into the US before[…]

Why Old Mine Cut Diamonds Are Back in Vogue

n a world where modern technology has made diamond cutting more precise than ever, there has been[…]

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