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.

Okavango diamonds
Okavango: “It wasn’t an Emergency Tender”

Okavango, Botswana's state-owned diamond company, says its planned sale of 1m rough carats last month was not[…]

Fabergé’s Legendary Winter Egg Expected to Shatter Records with $27 Million Estimate

A rare Fabergé masterpiece — the Winter Egg, crafted in 1913 from rock crystal and adorned with[…]

De Beers Launches “Desert Diamonds” – A Bold Campaign Celebrating the Uniqueness of Natural Diamonds

De Beers has unveiled its largest natural diamond campaign in over a decade, reaffirming the beauty, rarity,[…]

Alrosa’s $240m Plan to Dig Deeper at Udachny Mine

Alrosa is to invest RUB 20bn ($240m) digging deeper to extend the life of the vast underground[…]

Botswana: Zero Sales in Emergency 1m-carat Tender

Okavango, Botswana's state-owned diamond company, failed to sell a single stone in an unprecedented "emergency" tender of[…]

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[…]

Rio Tinto ends diamond era with historic final auction

Rio Tinto is auctioning its final collection of rare diamonds from its closed Argyle mine in Australia and the soon-to-shutter Diavik operation in

Diamond selling processes are outdated and hurting producers, trader says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.

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