VTG OMEGA CONSTELLATION Cal 505 AUTOMATIC STEEL WATCH? REF 2852 RUNS & STOPS

  
VINTAGE OMEGA CONSTELLATION Star Cal 505 AUTOMATIC STEEL WATCH? Watch has signs of wear see pics.

Watch Runs and stops when you shake it. Some time runs for a minuite, sometimes runs for days.

Set on time yesterday and wore it all day. A couple of times I would shake it and it would take of again for hours. Needs to be serviced a good cleaning.