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.

sapphire and diamond necklace
Kashmir Sapphire and Diamond Necklace Achieves $16.1M at Christie’s Hong Kong

A magnificent sapphire and diamond necklace was the star of Christie’s recent Magnificent Jewels auction in Hong[…]

Rainbow-Diamond-Collection
Iconic Rainbow Collection Sells Just Above Low Estimate at Christie’s Geneva

The legendary Rainbow Collection more than 300 fancy coloured diamonds amassed over four decades by the late[…]

‘The Mellon Blue’ Diamond Set to Shine at Christie’s Geneva Auction

Christie’s is preparing to present one of the most important diamonds to appear at auction in recent[…]

Historic Emerald Necklace Sells for $6.2m

Historic Emerald Necklace Sells for $6.2m

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[…]

No Golconda Blue, but Christie’s still Raises $72m

Christie's Geneva sold 100 per cent of lots at its Magnificent Jewels yesterday (14 May) and raised[…]

Christie’s to Sell Sassoon Family Treasures

Jewelry belonging to the famed Sassoon dynasty is to be sold at auction by Christie’s Geneva. Five[…]

The 10.2-Carat ‘Eden Rose’ Fancy Pink Diamond Fetches $13.3 Million

The Eden Rose, a 10.2 carat internally flawless round brilliant fancy intense pink diamond

10.20-Carat ‘Eden Rose’ Diamond Could Fetch $12 Million At Christie’s

10.20-Carat ‘Eden Rose’ Diamond Could Fetch $12 Million At Christie’s

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