Perseo - 1950-1959

The item in the image is a Perseo pocket watch, known as the classic pocket watch used by the staff of the Italian State Railways.
Perseo, official supplier of the Italian State Railways since 1927. Usually features a steel or chrome-plated metal case, a white dial with Arabic numerals and a subdial for the seconds at 6 o'clock.
Historically it houses manually wound mechanical movements of Swiss manufacture.
It is a piece highly loved by collectors for its historical connection to Italian railway history.