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.

3.63-ct “Salt and Pepper” Pink Fails to Sell

The highlight of Sotheby's Fine Jewelry sale in New York - a rare 3.63-carat fancy vivid purple-pink[…]

Napoleon's Diamond Brooch
Napoleon’s Diamond Brooch Leads Sotheby’s Sale

Treasures that once belonged to Napoleon Bonaparte are to be offered for sale by Sotheby's Geneva on[…]

Sotheby's Paris
Best Jewelry and Watch Results at Sotheby’s Paris for Seven Years

Sotheby's sales of fine jewelry and watches in Paris raised over $10.9m (EUR 9.3m) last week -[…]

Unique Patek Philippe Sells for $4.3m

A unique Patek Philippe watch sold for $4.3m at Sotheby's New York - the highest price realized[…]

10 Carat Burmese Ruby Ring Sells for USD $5.5 Million at Sotheby’s Auction

A stunning 10.33 carat Burmese ruby fetched an impressive $5.5 million

Flawless 53 carat Diamond Could Sell for $5m

53.04 carat D color, internally flawless diamond

Sotheby’s Jewelry Watch Auction Sells Out in Under an Hour

Sotheby’s Jewelry Watch Auction Sells Out in Under an Hour

Sotheby’s Hong Kong Watch Sale Sees Two World Records

Two timepieces set new auction records at the most recent Sotheby’s watch sale in Hong Kong

Sotheby’s Scores over $6M at Hong Kong Jewelry Auction

Sotheby’s in Hong Kong, smashing its high estimate.

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