Mechanical movement, Automatic winding, Caliber El Primero 4003, Chronograph, Perpetual calendar (date, day, month and year), Moonphase, COSC certified, Water resistant to 30 m
Zenith - Chronomaster XXT Grande Chronomaster Quantième Perpetuel - Time of Switzerland copyright 2000-2006 design by plankton-design. produced by nextron. Last Update: 21.11.2008