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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.

October 28, 2024
Revenue Slump as Petra Defers Sales

Petra reported a revenue slump for Q1 2025 after deferring the sale of almost all its South[…]

Cullinan Legacy
May 14, 2019
Miner Petra Diamonds sells its 425 carat legacy diamond

Cullinan Legacy Rough Diamond

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