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.

102.39-carat D-flawless oval diamond
102 Carat D Flawless Diamond Fetches $15.6 Million

A 102.39 carat D color flawless oval diamond was sold in a single lot auction for more[…]

The 118.88-carat Burmese sapphire and the 6.41-carat pigeon’s blood Burmese ruby.
Sotheby’s to Sell 119ct. Sapphire in Hong Kong

 Sotheby’s will sell a 118.88-carat, royal-blue, unheated Burmese sapphire in Hong Kong next week, the largest of[…]

102.39 carat D Colour Flawless Oval Diamond
Sotheby’s is set to auction off one of the rarest diamonds in the world

Sotheby’s is set to auction off a 102 carat diamond that could become the most expensive jewel[…]

3.01 carat fancy vivid blue diamond
No Buyer for 3ct. Blue Diamond at Sotheby’s

A 3.01-carat, fancy-vivid-blue diamond ring, carrying a high estimate of $6.3 million was among a number of[…]

3.01 carat fancy vivid blue diamond
3-Carat Blue Diamond Could Fetch $6.3 Million At Sotheby’s Geneva Auction

Live jewelry auctions are returning with the first one being held in Geneva by Sotheby’s on June[…]

88.22 Carat Oval Diamond
88 Carat Flawless Diamond Fetches $13.7 Million USD

$13.7 million for the flawless 88.22 carat diamond

Farnese Blue Diamonds
Royal Blue Diamond Surfaces After 300 Years

6.16 carat, fancy dark grey blue stone originally given to Queen Elisabeth Farnese of Spain

102.34 carat D colour Flawless round diamond
World’s largest rarest and most valuable D Flawless round diamond

The 102.34 carat D colour Flawless Round Diamond Could beat the world record price of $33.7 million

Raj Pink diamond
37 carat Pink Diamond Up for Sale

Sotheby’s Auctioneers announced the upcoming auction of the Raj Pink diamond.

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