Movement: mechanical manually-wound with a double barrel, manufactured by DeWitt. Functions: hours, minutes, bi-retrograde seconds. Power reserve: over 100 hours. Vibrations: 21,600 Vph. Balance with screws
Movement: mechanical manually-wound with a double barrel, manufactured by DeWitt. Functions: hours, minutes, bi-retrograde seconds. Power reserve: over 100 hours. Vibrations: 21,600 Vph. Balance with screws