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[…]

Sotheby’s to Offer 39-Piece Lalique Collection

Sotheby’s will hold a sale dedicated to the works of René Lalique, featuring nearly 40 pieces collected[…]

Tiffany Necklace Breaks Records at Sotheby’s

The Medusa necklace, one of the earliest pieces designed by Louis Comfort Tiffany, sold for more than[…]

Colored Diamonds Set to Sparkle at Sotheby’s

A blue diamond ring is among the top lots at the Sotheby’s Magnificent Jewels sale in New[…]

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