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.

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[…]

Tiffany Necklace Breaks Records at Sotheby’s

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

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[…]

102.39-carat D-flawless oval diamond
102 Carat D Flawless Diamond Fetches $15.6 Million

A 102.39 carat D color flawless oval diamond was sold in a single lot auction for more[…]

The 118.88-carat Burmese sapphire and the 6.41-carat pigeon’s blood Burmese ruby.
Sotheby’s to Sell 119ct. Sapphire in Hong Kong

 Sotheby’s will sell a 118.88-carat, royal-blue, unheated Burmese sapphire in Hong Kong next week, the largest of[…]

ANNA HU The Dunhuang Pipa Necklace
Anna Hu’s 100 Carat Yellow Diamond Necklace

Sotheby’s Hong Kong Magnificent Jewels Anna Hu's 100 Carat Yellow Diamond

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