Citizen Flyback Chronograph 4-901134 K

CITIZEN Flyback chronograph with so called Bullhead reference 4-901134 K, Japan around 1970, self winding, steel case on customers request white painted, screwed down case back, silvered dial with applied hour-indices, black tachometer graduation, day and date, calibre 8110A, 23 jewels, precision adjustment, diameter approx. 38 mm, zero- position of chronograph has to be adjust, overhaul recommended at buyer's expense, condition 2-3