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.

How are diamonds priced ?

Polished diamond prices are derived from a variety of factors, including supply and demand, the quality and[…]

How rare are fancy coloured diamonds and will the price increase

Argyle pink diamonds are extremely rare and highly sought-after, making them some of the most valuable diamonds[…]

Investor uncertainty in challenging market

An Investor’s Best Friend Pink diamonds provide strong stable growth, and the potential for long term outsized gains.

Tiffany Buys Some of a Legendary Diamond Mine’s Last Finds

The new Tiffany Collection comprises 35 gems, including an unusual red stone, from the Argyle Diamond Mine[…]

Top Lots Smash Estimates at Phillips Jewelry Sale

A pink-diamond necklace led the most recent jewelry auction at Phillips, smashing its high estimate to bring[…]

Rio Tinto’s Unique $1.24m Midnight Sun Diamond Ring

Pink and yellow diamonds from two iconic Rio Tinto mines – Argyle and Diavik – have been[…]

Christie’s Garners $46M from Hong Kong Sale

Christie’s Garners $46M from Hong Kong Sale

Diamond diggers in South Africa’s deserted mines break the law — and risk their lives

Bracing against the vibrations of the jackhammer, illicit diamond miner Jefferson Ncube bores steadily into the rock[…]

$35M Pink Diamond Pulled from Christie’s Sale

13.15-carat pink diamond will no longer be available at the upcoming Christie’s Magnificent Jewels

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