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.

HRD Antwerp Hits Back at ‘Upgrading’ Allegations

HRD Antwerp has sued its former Turkish partner company following allegations the Belgian laboratory had routinely “upgraded”

Will Laboratory grown diamonds take over the market ?

As of 2021 the laboratory-grown diamond trade market was estimated to be worth around $1.9 billion, according[…]

How are diamonds priced ?

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

Are Diamonds traceable

Diamond traceability refers to the ability to track the journey of a diamond from its source to[…]

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[…]

Tanzania Reports Record $63 Million in Diamond Exports Despite Williamson Mines Closure

The Bank of Tanzania announced that the country’s diamond exports increased significantly to $63.1 million (USD) in[…]

Sarine to Buy Majority Stake in Grading Lab GCAL

Sarine Technologies has agreed to acquire a majority share in New York-based Gem Certification and Assurance Lab[…]

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[…]

1 22 23 24 25 26 36

Latest Comments

No comments to show.