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.

Sothebys diamond necklace
Sotheby’s Geneva Showcases Exceptional Provenance and Record-Breaking Natural Diamonds

At the forefront of the Sotheby’s High Jewellery Sale is The Glowing Rose, an extraordinary 10.08-carat Fancy[…]

Rockefeller Kashmir Sapphire could Fetch $2.5m
Rockefeller Kashmir Sapphire could Fetch $2.5m

The Rockefeller Kashmir, an Art Deco ring that belonged to the late John D. Rockefeller 3rd and[…]

Five More Arrests over Louvre Heist

Five more suspects were arrested on Wednesday night (29 October) in connection with the Louvre heist.

De Beers sold $700m worth of rough diamonds
De Beers Rough Sales Triple in Q3

De Beers sold $700m worth of rough diamonds across its two sights in the three months to[…]

Miner,Holding,Gold,Nugget,,Point,Focus,On,The,Gemstone.,Mineral
Alrosa to Extract Gold as Byproduct of Diamond Mining

Alrosa plans to extract gold from its diamond-bearing alluvial deposits in Mirny, in Russia's Sakha Republic.

Swiss watch exports
Post-Tariff Slump in US Imports of Swiss Watches

Swiss watch exports to the US plunged by more than 55 per cent in September, in what[…]

Napoleon's Diamond Brooch
Napoleon’s Diamond Brooch Leads Sotheby’s Sale

Treasures that once belonged to Napoleon Bonaparte are to be offered for sale by Sotheby's Geneva on[…]

37.4 carat pink
Rare Half-Pink 37.4-Carat Diamond Unearthed in Botswana

A remarkable two-coloured natural diamond has been discovered in Botswana, astonishing experts with its size and formation.[…]

Lesotho
Jobs in Jeopardy at Lesotho’s Key Diamond Mine

A crisis is unfolding in Lesotho’s diamond-mining heartland as the Storm Mountain Diamonds (Pty) Ltd (SMD) warns[…]

The Louvre heist
The Louvre heist brings Golconda diamonds in the spotlight

On Sunday, October 19, 2025, the world’s most famous museum became the scene of a real-life thriller.[…]

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