: Sorry nobody got back to you Sylvie, it's definitely not #4!

: In large part, I think it's probably down to your number 1. It's
: much more difficult to be definitive on these earlier models
: than on the later watches, a couple of well known examples apart
: (I'm thinking 2447, the early one not the Carrera).

: And we quite often see bits and pieces - the first watch for
: example has a perfectly good caseback, but the double signed
: bridge looks wrong and lacks an expected serial number.

: The second watch looks more correct.

Hey Mark,
Thanks so much, and so glad to see optimism was well placed!
Hope to be back some time with more on the subject,
Best regards
Sylvie