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The 25.59 ct. Sunset Ruby, set in a ring by Cartier, drew a price of $30.3 million at Sotheby’s Geneva sale; the highest price ever paid for a ruby at auction and the highest per-carat price (nearly $1.2 million) ever paid for a ruby. Courtesy of Sotheby’s.
Auctions Brighten Soft Year

The spring auction season ended on another strong note with sales – again − setting records.

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Rough diamonds
De Beers Reduces Rough Prices – Too Little?

De Beers reduces rough prices at May sight, undisclosed treated diamonds submitted to GIA, and Sotheby’s and Christie’s sales break auction records − again.

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Abstract Header from the 2009 issue of Gems & Gemology
Abstracts; Summer 2009

This article, from the Summer 2009 issue of Gems & Gemmology, is a compilation of abstracts of important gemmology-related articles published outside of Gems & Gemmology.

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