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: “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[…]

6.95-Carat Pink Diamond to Headline Vanderbilt Family Jewels Auction in Geneva

A spectacular 6.95-carat fancy vivid purplish pink Golconda diamond will lead The Geneva Jewels Auction: V, as[…]

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[…]

‘The Mellon Blue’ Diamond Set to Shine at Christie’s Geneva Auction

Christie’s is preparing to present one of the most important diamonds to appear at auction in recent[…]

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[…]

$4m Estimate for Frisbee-Sized Gold and Diamond “Coin”

A huge, one-of-a-kind "coin" created to mark Queen Elizabeth II's Platinum Jubilee is to be auctioned with[…]

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