As nouns the difference between wristwatch and chronometer
is that wristwatch is a watch that is worn on a strap or band fastened around the wrist while chronometer is a device for measuring time, such as a watch or clock.
wristwatch
English
Noun
A watch that is worn on a strap or band fastened around the wrist
Related terms
* pocketwatch
* watch
See also
* timepiece
chronometer
English
Alternative forms
* chronometre (nonstandard)
Noun
(
en noun)
A device for measuring time, such as a watch or clock.