Venner Limited . Type A40 . Cronometro 10 secondi . Metallo . 1950 . n. 610 . - 1950-1959

Diameter 57 mm

10-second counter. Probably for electrical voltage calculations.

As this is a vintage mechanical watch, please note that proper knowledge of manual winding and handling procedures is required.
"This is a collector’s item and may require adjustment or servicing after transport, as is common with antique mechanical watches."

Working: I filmed it

Case: signs of use
Dial: perfect. Plexiglass with scratches.