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.

Synthetic Diamond warning.

The World Federation of Diamond Bourses (WFDB) has noted with concern the growing tendency of undisclosed synthetic[…]

Over 2 Million for 1.56 ct fancy red diamond.

An Argyle 1.56 ct, fancy red diamond, has sold for over $2 million the highest price per[…]

$20 million for 14Ct Orange Diamond.

The largest fancy vivid orange diamond 14.82 carats will be the top lot in Christie’s Magnificent Jewels[…]

Diamond sells for record-setting $30 million.

The 118 carat D Flawless Diamond was recovered at one of the mines of South Africa in[…]

Sotheby’s to Sell Pink Star for $60M

The Pink Star a 59.60-carat, internally flawless, fancy vivid pink, type IIa diamond will be up for[…]

Lucara Diamonds recovers 257 carat stone

The 257 carat diamond is from Karowe Mine in Botswana. The AK6 kimberlite, has reported the recovery[…]

The DCLA announces new Laboratory Director Mr Matthew Zamel.

Mr Zamel the third generation diamantaire from the original Zamel family from Adelaide.  After 6 years as[…]

De Beers August Sight Estimated at $520M

$520 million De Beers August sight after sightholders refused a significant part of the goods on offer.[…]

Premier Blue could make $19 Million USD

Sotheby’s Hong Kong Magnificent Jewels is offering the 7.59 ct fancy vivid blue round diamond as the[…]

Settlement of a class action suit against De Beers.

Companies that bought diamonds from De Beers between 1994 and 2006 paid higher prices than they would[…]

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