Movement type
                                        
                                        
                                            Manufacture automatic movement
Monopusher chronograph - Dual Time indication
Oscillating weight with "Clou de Paris" pattern and open-worked Montblanc emblem
                                        
                                    
                                
                            
                                
                                
                                
                                    
                                        
                                            Complications
                                        
                                        
                                            Chronograph with 60-second and 30-minute counters; Dual time with day/night indication; Date by disc