 

| Citizen 8110A
Features automatic chronograph, 60s, 30min, 12h, pillar wheel flyback feature: reset and immediate restart day: set by reset-pusher in crown position for date setting, 2 languages date: quickset
Data 12''', Dm= 27mm H= 6.9mm 23 jewels f = 28800 A/h power reserve 40h
| Remarks 1970- ball-bearing rotor usually as bull head (crown/puschers at 12h, day/date at 6h)
Example, year: signature; shock device 1977: Citizen Japan, 23 J.; Parashock
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