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.

Rough diamonds Letšeng
Gem Diamonds back in the black on higher prices

Africa-focused Gem Diamonds became on Wednesday the latest miner to show signs of a slow but steady[…]

Australian Diamond Portfolio
Rare Argyle pink diamonds released ahead of mine closure

Australian Diamond Portfolio is set to showcase a selection of the last pink diamonds to be unearthed[…]

diavik canada
Rio Tinto asks court to OK sale of partner’s diamonds in Canada mine

Global miner Rio Tinto is seeking court approval to sell its partner’s share of diamonds from a[…]

12.38-carat, fancy-pink diamond ring
Sotheby’s Nets $18M at Live New York Jewellery Sale

Sotheby’s garnered $17.9 million from its Important Jewels sale in New York, with a pink-diamond ring taking[…]

A 20.08-carat Type IIb blue diamond recovered at Cullinan.
Petra to sell blue diamonds recovered at Cullinan

Petra Diamonds (LON: PDL) announced the launching of a special tender process for the Letlapa Tala Collection,[…]

Rio Tinto Diavik Helios a 74.48 carat Fancy yellow diamond
Rio Tinto to Sell Final Argyle Specials

Rio Tinto will launch a tender of large rough diamonds, including the last of its special stones[…]

Petra Diamonds Cullinan Diamond Mine
Petra Diamonds shares fall on debt for equity deal

Petra Diamonds has abandoned plans to sell the business in favour of a debt-for-equity restructuring, it said[…]

India diamond
India Says Slump in Diamond Exports Is Much Worse Than 2008

Diamond exports from India, which polishes about 90% of the world’s rough diamonds, will collapse by as[…]

The new GIA lab-grown diamond reports. (GIA)
GIA Unveils New Lab-Grown Reports

The Gemological Institute of America (GIA) has launched its new grading reports for lab-grown diamonds, offering an[…]

debeers-rough-diamond
De Beers sales show steady recovery in diamond market

De Beers, the world’s largest diamond producer by value, said on Wednesday that its latest sale of[…]

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