A chronograph watch, Seiko. Reference 6139-6020. 40 mm cushion shaped steel case, automatic mechanical movement, black dial with baton markers, day and date apertures, chronograph minute counter subdial. On a grey aftermarket canvas and leather strap with pin buckle closure. Dial signed. All watches are sold as is. Webb's make no guarantee of the future working order of the watch or battery life, and watches may need to be serviced to improve accuracy.