Calibre 89 by Patek Philippe: est. CHF4.5-5.5 million

Geneva, Switzerland (GenevaLunch) - The watch and jewelry auction season in Geneva gets underway in mid-November with the sale of what auction house Antiquorum calls “the world’s most complicated timepiece,” the yellow gold Patek Philippe Calibre 89, whose selling price is estimated at CHF4.5-5.5 million. The watch, which has a total of 33 complications, was last sold in 1989.

Read more…