can someone please help me, i have been an avid JLC and zenith collector for some time, but have know decided towards my first purchase of a lange.
someone i met in a antique fair has the following watch for sale of which i was able to get a detailed look at yesterday.
it is quite a large watch with a burgandy strap and has the following text on the front dial:
"URSA MAJOR", on the front white dial there is a moon dial along with a day,month and date displays.
on the reverse there is the following:
"REF 7850 CC AT"
i cannot find any details on this model, can someone please help.