Watch auctions are divided into two categories: Patek Philippe and Rolex, which represent the bulk of the value; and everything else. Likewise, jewelry auctions fall into two camps: colored, large, or ...

Positioned between two white diamonds on top of a ring, the mesmerizing stone has a round brilliant-cut style that is uncommon with colored diamonds due to the high waste of raw materials it causes.

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Geneva proves once again why it is the center of the jewelry auction world as royal jewels, historic pieces and creations by Cartier and Van Cleef & Arpels dominated at the recently held sales by ...