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.

8.10 carat Fancy Vivid pink
Geneva Auction to Feature Rare 8.63 Carat Pink Diamond

The unmounted oval modified brilliant cut diamond has been graded Fancy Intense Pink, VS2 clarity and Type[…]

More than 4,400 natural diamonds, including a spectacular 75.54 carat Fancy Vivid Yellow diamond
Spectacular $70 Million Diamond Fantasy Bra

More than 4,400 natural diamonds, including a spectacular 75.54 carat Fancy Vivid Yellow diamond, transformed a Victoria’s[…]

De Beers at a Crossroads Lab-Grown Diamonds,
The Hidden Cost of Falling Diamond Prices, Lab-Grown Competition and Lost Livelihoods

The potential sale of De Beers highlights the challenges facing the natural diamond industry. The rise of[…]

Buying fine jewellery should feel like a privilege, not a gamble. At the DCLA Diamond Exchange, every customer is guided by people who have spent 25 years at the heart of Australia's diamond and gold trade.
The DCLA Diamond Exchange: Expert Jewellery Buying, From First Look to Final Delivery

Decades of diamond and gold expertise, at your fingertips, Expert Jewellery Buying, From First Look to Final

Diamond Manufacturing Process & Indicative Cost
Diamond polishing process from the DCLA

For a small-to-medium round brilliant, the manufacturing cost might broadly fall around: $600–$2,500+ per finished diamond, excluding the[…]

The beginning of scientific diamond proportions
The Transformation of Diamond Cut Quality Grading

From the Tolkowsky Ideal to Modern Cut Grades, Why Proportions Still Matter For more than a century,[…]

How can you prove the provenance of a polished diamond?
Where Did My Diamond Come From?

A diamond may have been mined in Botswana, South Africa, Canada, Australia, Angola, Namibia, Lesotho, Russia or[…]

Modern twist to old designs
Classic Diamonds, Reimagined: How Modern Jewellery Design Is Bringing Old Favourites Back to Life

Changing the diamond shape changes the entire look The modernisation of classic jewellery is not limited to the[…]

Why experience matters when buying a diamond
Best Place to Buy Diamonds in Australia: Knowledge, Experience and Confidence

One of the most important questions a diamond buyer should ask is: Who graded the diamond? A grading report[…]

Visit the DCLA Diamond Certification Laboratory of Australia
The Diamond Market Has Changed, Could This Be the Time to Buy?

The diamond market is going through one of the most significant periods of change in recent decades.[…]

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