Silver Swiss chronograph tachymeter

Beautiful Swiss silver Chronograph tachymeter pocket watch, recently fully serviced, verry good timekeeper, the chronograph function works flawless.

The watch case is in a very good condition, no dings or dents, The only imperfection of this watch is that the dial has a small repair spot on the edge at the 9 hour, hardly noticeable.

Overal a very nice impressive watch.

Tachymeter, the most common use of a tachymeter is for measuring the approximate speed of a vehicle over a known distance. Based on how many seconds it takes a vehicle to travel 1km or 1 mile, the average speed within the distance can be calculated.