DirtyDozen12
·Thank you very much for all your information,much appreciated! The rectangular watch certainly shares important details with the watch that I am look at.
I have just sent a message to longines,and knowing how good their staff in archives are,I should get a reply within a few day,and will let you know the reply.
Here is another cal. 12.68Z with the "5 ADJ." marking. The photos were taken from the Italian forum Orologi & Passioni.
