VINTAGE 48MM +12405 HENCHOZ FRERES SUBURBAN basic Split Second 30 min Stopwatch. BROKEN BALANCE STAFF AND A CHIP IN THE ENAMEL DIAL. SOLD FOR PARTS FOR REPAIR. THE BASIC PATENT HOLDER OF THIS UNUSUAL MOVEMENT DESIGN IS HENCHOZ FRERES--- REPAIR PARTS ARE HARD TO FIND ON SPLIT TIMERS OR CHRONOGRAPHS.