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.

Elizabeth Taylor’s Iconic Taj Mahal Diamond
Margot Robbie Revives Hollywood Jewellery History Wearing Elizabeth Taylor’s Iconic Taj Mahal Diamond

At the world premiere of Wuthering Heights in Los Angeles, Margot Robbie delivered a masterclass in red-carpet[…]

At the very top end of the diamond market, traditional pricing frameworks cease to function. Per-carat benchmarks, standard price lists, and even established scarcity models lose relevance when value is driven not by comparables, but by the willingness of elite buyers to secure assets of extreme rarity.
For the World’s Most Exceptional Diamonds, Price Lists Simply Don’t Apply

A new Natural Diamond Council report reveals why record-breaking diamonds operate in a market beyond conventional valuation

Botswana diamonds
Botswana Diamonds Secures Eight New Prospecting Licences, Expands into Copper Exploration

Aim- and BSE-listed Botswana Diamonds has been awarded eight new prospecting licences covering approximately 7,000 km² in[…]

De Beers to Release “A Diamond Is Forever” Book Celebrating a Century of Natural Diamond Legacy

De Beers is set to release A Diamond Is Forever, a new luxury book exploring the evolution[…]

Botswana Rough diamonds
Botswana Warns Diamond Oversupply Threatens Economic Growth

Botswana has warned that a growing diamond oversupply is set to weigh heavily on economic growth, as[…]

Botswana diamonds
Botswana’s Diamond Stockpile Nearly Doubles as Prolonged Price Slump Pressures Economy

Botswana’s diamond stockpile has surged to almost double its targeted inventory levels as the global slump in[…]

De Beers Confirms 2026 Sight Dates and Cuts Rough Diamond Prices
De Beers Confirms 2026 Sight Dates and Cuts Rough Diamond Prices as Global Market Pressures Intensify

De Beers has released its 2026 sight schedule, confirming it will maintain its traditional 10 rough diamond[…]

Diamond Industry Pioneer Louis Glick Passes Away at 102
Diamond Industry Pioneer Louis Glick Passes Away at 102

Louis “Louie” Glick, one of New York’s most respected diamond dealers and a pioneering force behind the[…]

Angola map with capital Luanda
Angola Diamond Mines Generate $1.8 Billion in Revenue Despite Pricing Pressures

Angola’s diamond sector delivered a robust production and sales performance in 2025, generating approximately $1.8 billion in[…]

petra 41.82-carat Type IIb blue diamond
Petra Recovers Huge 41.82-ct Blue Diamond

Petra Diamonds today announced the recovery of a huge 41.82-carat Type IIb blue diamond at its Cullinan[…]

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