Auction, Archduke Joseph Diamond | featured news

Archduke Joseph Diamond fetches record $21.5M

Christie's auctioned off the Archduke Joseph Diamond for nearly $21.5 million Tuesday night, a world auction record price per carat for a colorless diamond. The Archduke Joseph Diamond was the first of two out-of-this world diamonds being auctioned off this week in Geneva. Sotheby's on Wednesday will auction what it calls an exceptionally rare fancy deep blue briolette diamond of 10.48 carats expected to get up to $4.5 million.

 

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