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.

39.34 carat blue diamond recovered
Petra finds 39-carat blue diamond at Cullinan mine

South Africa’s Petra Diamonds has found yet another big rock at its iconic Cullinan mine, a 39.34[…]

A 20.08-carat Type IIb blue diamond recovered at Cullinan.
Petra to sell blue diamonds recovered at Cullinan

Petra Diamonds (LON: PDL) announced the launching of a special tender process for the Letlapa Tala Collection,[…]

blue diamonds Cullinan
Petra Diamonds recovers five rare large high-quality blue diamonds at Cullinan Mine

South Africa’s Petra Diamonds, which put itself up for sale in June, announced on Wednesday it had[…]

Petra blue rough diamond
Petra Diamonds H1 Production Up, but Revenue Down

Petra Diamonds Limited has announced that while its production for the six months ended December 2019 was[…]

Latest Comments

No comments to show.