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.

Natural Rough Diamonds
What Is a Diamond? Natural vs Laboratory-Grown – Structure, Science and Pricing

A diamond is a solid form of the element carbon in which the atoms are arranged in[…]

Average US Engagement Ring Price Hits $7,346: 2025 Natural Diamond Trends and Australian Comparison
Natural Diamond Engagement Ring Prices Surge in the US – What Australian Buyers Need to Know

The average price of a natural diamond engagement ring in the United States rose by 9 per[…]

Mountain Province Diamonds
Diamond Slowdown: Expansion at Gahcho Kue is “Paused”

Mountain Province Diamonds (MPD) say it has "paused" plans for a key expansion that would have prolonged[…]

Okavango Diamond Company plans to increase the share of diamonds it sells to contracted buyers
Botswana’s State-owned diamond company turns to contract sales to manage tough market

otswana's State-owned Okavango Diamond Company plans to increase the share of diamonds it sells to contracted buyers[…]

The crown itself is a masterwork of 19th-century high jewellery, adorned with 56 emeralds and more than 1,350 diamonds, and originally surmounted by eight golden eagles
Historic Crown of Empress Eugénie to Be Restored After Louvre Heist

The Louvre Museum has released striking images of a historic crown once worn by Empress Eugénie, following[…]

Anglo flags third De Beers writedown
Anglo flags third De Beers writedown as Teck merger looms

Anglo American is weighing a third writedown of De Beers in as many years as weak diamond[…]

Further Drops for Rounds and Fancies
IDEX Price Report: Further Drops for Rounds and Fancies

Price drops dominated yet again both for rounds and fancies during January, as US tariffs on India[…]

Gems set to retain sheen
Gems set to retain sheen, view cloudy for diamonds after US tariff cut

Washington's reciprocal tariff reduction is expected to help India's gems and jewellery exporters regain lost ground in[…]

How to Design a Bespoke Ring
How to Design a Bespoke Ring: A Professional Guide to Craftsmanship and Diamond Selection

Designing a bespoke ring allows for complete creative control and ensures the finished piece meets the highest[…]

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