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.

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

The Farnese Blue
The Farnese Blue Diamond: Three Centuries Through Europe’s Royal Courts

The Farnese Blue occupies a rare position among historic natural diamonds. It is not merely a gemstone[…]

No Golconda Blue, but Christie’s still Raises $72m

Christie's Geneva sold 100 per cent of lots at its Magnificent Jewels yesterday (14 May) and raised[…]

Rare 10-Carat Blue Diamond Could Fetch $20 Million at Sotheby’s Geneva Auction

A remarkable 10-carat blue diamond, dubbed the “Mediterranean Blue Diamond,” is expected to achieve up to $20[…]

See The World’s Rarest Diamonds, Worth a Total of $100 million, in Abu Dhabi

The exhibition is incredibly exciting for the simple reason that to purely just have eight diamonds of[…]

The 10.3 Carat ‘Mediterranean Blue’ Diamond Could

Fancy vivid blue diamonds exceeding 10 carats are among the rarest gemstones in the world, and Sotheby’s[…]

5.72-ct Blue Diamond Sells for $8.8m

A 5.72 carat fancy intense blue diamond beat its high estimate and sold for $8.8m yesterday (10[…]

Qatari Royal Family in Court over Idol’s Eye Diamond

A legal battle over the Idol’s Eye, a 70.21 carat very light blue, eye shaped Golconda diamond,[…]

Blue and Pink Diamond Ring Fetches $3.7m

Blue and Pink Diamond Ring Fetches $3.7m

Petra’s Prices Boosted $8.2m Blue

The 14.76ct exceptional color and clarity blue diamond recovered from Cullinan, South Africa

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