… the machine can test up to ten chronographs at a time …
Bracelets are mounted, the waterproofness is tested, the functions are tested a last time and a quality check is made.
… To enlarge my photographs to maximum size, please click on them once and then once again …
… Depending on the type of watches either leather, rubber or metal straps are attached on the watches…… testing the chronographs: start, stop and reset …… the machine can test up to ten chronographs at a time …… checking the waterproofness …… the waterproofness is checked by building up a vacuum. If the watchcase has been assembled correctly no air can escape out of the case …… this watch is waterproof …… when closed a vacuum is produced …… final quality control. Every detail is checked; every scratch on the case is detected …… my photograph shows the Zenith Pilot Montre d’Aéronef Type 20 …… some little details have to be rechecked to assure a top quality …… the chronographs after testing their functions …
