ZENITH. Steel wristwatch, round case, silvered dial alternating Arabic numerals and hour-markers, minute track, Fixoflex steel bracelet. Hand-wound mechanical movement. Dial, back and movement signed. Caseback No. 821551 and movement No. 621793 106-50-5. Circa 1950-1960. Diameter: 30 mm Used condition, case worn and scratched, strap attached, movement to be serviced.