Thanks for your posting.

It sounds as though you have an Autavia, circa 1985, that was issued by the Israel Defense Forces.

Here's a sample . . . if you either post photos of yours or send me some photos, we will be much more certain.

Jeff

++++++++++++++++++++++++++++++++

: I recently bought a Heuer AUTAVIA 113.603 black coated with a
: military number on the back of the case. M1837. It wasn't
: running perfect, so it's now on service with a professionnal I
: know for years.

: How could I know when this watch was made and on which market it
: was sold new?

: Is this Forum also open to discuss TAG-HEUER watches?

: Thanks for your replies