| Brand | Fortis | 
    
        | Collection | B42 Marinemaster Chronograph | 
    
        | Model | 671.10.41 K | 
    
        | Gender/Type | Men | 
    
        | Watch Style | Diving, Luxury, Sport | 
    
        | Movement | Automatic self-wind | 
    
        | Caliber mechanism | 7750 | 
    
        | Impermeability | 200 M (660 Foot) | 
    
        | Width | 42 | 
    
        | Case | Stainless steel | 
    
        | Case Colour | Black, Steel | 
    
        | Glass | Anti-reflective sapphire | 
    
        | Clock Face | Arabic numerals, Indices | 
    
        | Dial Colour | Black | 
    
        | Strap/Bracelet Material | Caoutchouc | 
    
        | Strap/Bracelet Colour | Black | 
    
        | Functions | Chronograph, Date, Week day | 
    
        | Features | Luminiscent hands&markers, Transparent case back |