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.

gem diamonds
Gem Diamonds big discoveries reach a dozen

The 138 carat, top white colour Type IIa diamond

Green diamond glued
GIA Spots Broken Diamond Glued Back Together

Graders noticed a large fracture and cavity on the table of the marquise-cut, 1.38-carat polished diamond submitted[…]

Manufactured diamonds
Manufactured diamonds will be to mined diamonds what Tudor is to Rolex

Manufactured diamonds will be to mined diamonds what Tudor is to Rolex

Pandora jewellery
Pandora to Slash Nearly 400 Jobs

Pandora plans to lay off 397 employees after disappointing second quarter results

89 carat yellow stone from Mothae’s South East zone
Lucapa Finds 3 More Special Diamonds at Mothae Mine

89 carat yellow stone from Mothae’s South East zone

Blue diamonds
Blue diamonds may be blue because of where they are formed

Blue Diamonds are the world’s most expensive diamonds

Gem Diamonds 100.50 carat rough diamond
Gem Diamonds Recovers 101ct. Stone

Gem Diamonds 100.50 carat rough diamond

DCLA Diamond and Jewellery Valuations
Jewellery insurance valuations

jewellery insurance valuations

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