IWC - a Da Vinci Rattrapante Perpetual Calander chronograph watch, 41mm. IWC - a Da Vinci Rattrapante Perpetual Calander chronograph wrist watch. 18ct rose gold case. Case width 41mm. Reference 3754, serial 2829864. Signed automatic calibre 79252. Silvered dial with Arabic hour markers, subsidiary recorder dials to three, six and nine, moon phase aperture to twelve, year aperture between seven and eight. Fitted to a signed brown crocodile strap with 18ct rose gold pin buckle. Box and papers.