Diamond: The Emperor Reigns Supreme

Diamond: The Emperor still reigns surpreme

Diamond is considered by many to be the Emperor of gemstones and it is also designated the official Birthstone for the month of April.  One of Earth's most highly prized treasures, diamonds have an extensive history that dates back thousands of years in … [Read more...]

The Four Cs: Color Grading

The Four Cs: color grading

The Gemological Institute of America (GIA) created the first, and now globally accepted standard for describing diamonds: Color, Clarity, Cut, and Carat Weight. Today, the Four Cs of Diamond Quality is the universal method for assessing the quality of any diamond, anywhere … [Read more...]

Largest Diamond Found in a Century May Fetch $70M

THUMB

The largest diamond found in a century may sell for more than $70 million at Sotheby’s. The 1109-carat rough “Lesedi La Rona” will be offered in a stand-alone auction in London on June 29, and will first go on show at Sotheby’s New York on May 7. The diamond … [Read more...]

The Four Cs: Clarity Grading

Clarity Grading

The Gemological Institute of America (GIA) created the first, and now globally accepted standard for describing diamonds: Color, Clarity, Cut, and Carat Weight. The creation of the Four Cs meant two very important things: diamond quality could be … [Read more...]

Sotheby’s to Auction 15.38ct Unique Pink

Sotheby’s to Auction 15.38 Carat Unique Pink

A rare, pear-shaped, vivid pink diamond known as the Unique Pink will go under the hammer in Geneva on May 17th, where auctioneers expect it to fetch $38 million. The “Unique Pink”, described by Sotheby's as “supremely rare and exceptional”, weighs 15.38 carats. “It is … [Read more...]

De Beers Millennium 4 diamond fetches $32m

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The De Beers Millennium 4 diamond, a 10.10-carat, oval, Internally Flawless, Fancy Vivid blue diamond sold at action today for $32million at Sotheby's Hong Kong. It was part of the Millennium Jewels collection, unveiled by De Beers in 2000 to commemorate the … [Read more...]