47mm case diameter.

Swiss. Circa 2010. Serviced by Harmony Jewellers, Grimsby, Ontario in September 2022. Box and paperwork included. The ChronoScope 47mm honors the tradition of the authentic aviation timepieces and great wrist timers worn by pilots in the 1940’s. A highly functional and reliable timekeeper, it features a chronograph mechanism enabling it to calculate the duration of an event in elapsed time. A pilot himself and an instrument supplier to the aviation community, Ernst Benz was able to design products to an exceptional standard of accuracy and functionality for professionals and watch enthusiasts. 47mm case diameter. The watch was found to be running at the time of cataloguing. It has not been tested for timekeeping accuracy and may require adjustment.