Swiss Watch Fair 1969 BF 48
Alarm-watch specialists , Friedli introduce a new model with
?toIneal1t sides Water-resistant Proectus or goidpiate case, steel back Blue hour studs stand out against the silvered dial. Minute-circle inscribed on the flange. Note the 72-position inner division, designed for the alarm. It can he set precisely at every ten minutes of each hour. (FRIEDLI)