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.

94ct. Paraiba Tourmaline to Star in Sotheby’s Sale

Sotheby’s will offer a 93.94-carat Paraiba tourmaline at its upcoming Geneva sale, the largest “top-quality” stone of[…]

303ct. Golden Canary Sets Sales Soaring at Sotheby’s

The 303.10-carat Golden Canary fetched $12.4 million at Sotheby’s Magnificent Jewels in New York on Wednesday, becoming[…]

De Beers Blue Diamond Fails to Sell at Sotheby’s

A blue diamond weighing 5.53 carats failed to find a buyer at Sotheby’s Geneva on Wednesday despite[…]

303ct. Polished Yellow to Hit Auction Block at Sotheby’s

Sotheby’s will offer a yellow diamond weighing more than 300 carats at its upcoming New York auction,[…]

Two Diamonds over 100ct. to Lead Sotheby’s NY

Sotheby’s will offer two diamonds weighing more than 100 carats at its upcoming jewelry sale, with one[…]

A rare 100+ carat diamond sold for $12.3 million with cryptocurrency

The Key 10138, the rare pear-shaped diamond, that was auctioned at Sotheby’s on Friday, has been sold[…]

73ct. Yellow to Shine at Sotheby’s New York Sale

Sotheby’s will offer a fancy-vivid-yellow diamond ring at its New York sale next month, estimating the piece[…]

Emerald
Cartier Emerald And Diamond Ring Fetches $3.6 Million At Sotheby’s

A Cartier emerald and diamond ring blew past five fancy colored diamonds to become the top lot[…]

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