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.

Rio Tinto ends diamond era with historic final auction

Rio Tinto is auctioning its final collection of rare diamonds from its closed Argyle mine in Australia and the soon-to-shutter Diavik operation in

Auction House Pulls Fake Pink Diamond from Sale

Auction House Pulls Fake Pink Diamond from Sale

Guilty: Deloitte Director Bought Pink Diamonds on Company Credit Card

Deloitte Director Bought Pink Diamonds on Company Credit Card

Rio Tinto’s Beyond Rare diamond tender delivers strong results

The auction, which featured some of the world's most coveted natural fancy coloured diamonds, also showcased the[…]

One of the Last Argyle Pinks Leads Online Auction

Argyle Pink Tender-Rio Tinto's Final Collection, the last tender from the mine

Fancy Color Diamond Prices: First Drop in Almost Four Years

The Fancy Color Diamond Index, which monitors pricing data for of all sizes and intensities of fancy[…]

Rio Tinto unveils Argyle Rose heirloom piece

Rio Tinto has unveiled the latest heirloom piece of Argyle Pink Diamonds jewellery, featuring one of the[…]

The $7m Pair of Pink Diamond Earrings

A pair of pear-shaped fancy pink pendant diamond earrings, weighing 11.17 carats and 10.85 carats, are to[…]

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[…]

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