I never need to dust anything smaller than the 50s. Notice how the 50s have very little paint chips. Seiko Samedi.
I got one of these in my Christmas cracker, but mine had three ball-bearings to manoeuvre into the holes
When it's time to let all these old watches go, this one will probably be last. We're all just temporary owners.
Circa 1964 Universal Geneve Aero-Compax ref 890100/01, UG90 (Lemania 178) hand wound movement, 41mm diameter.
Seiko Saturday...my beloved 1986 6309-7049 purchased new at the Naval Air Station Whiting Field Navy Exchange in 1987. LATE ENTRY: Replacement band is a modern Seiko DAL1BP in 22mm.