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.

Lucapa rough diamonds
Over 4,000 diamonds seized in Lucapa

At least 4,429 unevaluated diamond stones in the possession of a French citizen were seized last Sunday[…]

The Diamond Office in Antwerp. (Antwerp World Diamond Centre)
Belgium’s Diamond Shipments Drop Further

Belgium’s diamond trade slowed in June, with polished exports down 44% year on year to $469 million,[…]

A fancy vivid pink Diamond and a fancy vivid blue diamond
Two Fancy Colored Heart Shaped Diamonds

Two hearts, one blue, the other pink, will appear at Sotheby’s Hong Kong Magnificent Jewels auction as[…]

Melee grading at De Beers Group
India Extends Import Curbs as Surat Shuts Again

Indian trade bodies have recommended continued limits on rough-diamond imports in July, with a fresh weeklong shutdown[…]

28.86 carat diamond ring
A 28 carat emerald shape type 2A diamond became the most expensive auctioned online

On Tuesday, Christie’s auctioned off the most expensive jewel ever sold on an online auction. The 28.86[…]

Rough diamonds
Buyers Snub De Beers and Alrosa over High Prices

De Beers and Alrosa continued to see rock-bottom sales in June as buyers rejected the miners’ high[…]

The GIA’s New York laboratory
GIA to Reopen New York Lab

The Gemological Institute of America (GIA) is reopening its New York grading laboratory Monday following a three-month[…]

Queen Elizabeth the II British Crown Jewels
Origin of British Crown Jewels’ diamond revealed

The famous Cullinan diamond, which is now the centrepiece of the British Crown Jewels, likely originated in[…]

3.01 carat fancy vivid blue diamond
No Buyer for 3ct. Blue Diamond at Sotheby’s

A 3.01-carat, fancy-vivid-blue diamond ring, carrying a high estimate of $6.3 million was among a number of[…]

3.01 carat fancy vivid blue diamond
3-Carat Blue Diamond Could Fetch $6.3 Million At Sotheby’s Geneva Auction

Live jewelry auctions are returning with the first one being held in Geneva by Sotheby’s on June[…]

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