This video was shot aboard a boat on Lac Leman in April 2008, outside of the SIHH watch show in Geneva, Switzerland. This watch is considered to be one of the most complicated watches in the world. The reason for its fame is the rotating bi-axial tourbillon movement. It costs $400,000 and only 11 were produced. Video shot by ProfessionalWatches.com , the most up-to-date source of wristwatch industry news.