www.925-1000.com

Many thanks

Is there anyone who can help me?? ;-)

Good morning.
I’m an italian collector of wristwatches and I’ve recently purchased an old watch with a sterling case.

http://www.xtremeshack.com/immagine/i71629_dial.jpg

On the inside caseback there are some marks that I’d like to identify.

http://www.xtremeshack.com/immagine/i71627_caseback ...