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.

GIA (Gemological Institute of America) and DCLA (Diamond Certification Laboratory of Australia)
Why Diamond Grades Can Differ Between Laboratories: Understanding Colour and Clarity Variations

The difference in diamond grading between laboratories like GIA (Gemological Institute of America) and DCLA (Diamond Certification[…]

Graff Opens Huge Store in Las Vegas

Graff has opened its biggest store in North America, at the Fontainebleau Las Vegas luxury resort and

35 ct Kashmir Sapphire sets World Record

A 35.09-carat sapphire yesterday (27 May) set a new world record for the highest per-carat price paid[…]

3 ct Pink Diamond could Fetch $1.6m

A fancy intense 3.03-carat pink diamond is among the highlights at Phillips' New York Jewels Auction next[…]

392 ct Blue Belle Sapphire could Fetch $12m

The Blue Belle sapphire and diamond necklace is to lead a Christie's New York sale next month[…]

Lucapa Diamond Company Enters Voluntary Administration Amid Market Pressures         

Lucapa Diamond Company has entered voluntary administration following a major cost-cutting initiative and a significant reduction in[…]

Petra Diamonds hits all-time low as cash burn continues

Petra Diamonds is to begin discussions with financiers on refinancing a $273m bond that matures in March[…]

$28m Emergency Funding as Lucara Sales Dip

Lucara is drawing down up to $28m in emergency funding for its underground mine expansion after reporting[…]

Al Capone’s Diamond-Studded Patek Philippe Pocket Watch Heads to Sotheby’s Auction

A dazzling piece of underworld history is heading to auction: Al Capone’s custom diamond-studded pocket watch, crafted[…]

Graff and Moussaieff in UK Rich List

Laurence Graff and his son Francois are ranked 44th in the newly-published Sunday Times Rich List 2025[…]

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