Brand | Citizen |
Caliber Number | 8050, 8050A |
Movement Type | Automatic, self-winding mechanical |
Lignes | 11.5”’ |
Diameter | 25.6mm |
Height | 4.56mm |
Jewel Count | 21 |
Beat Rate / Frequency | 28,800 vph / 4 Hz |
Lift Angle | Unconfirmed |
Power Reserve | ~40 hours |
Rotor Type | Ball-bearing |
Rotor Winding Direction | Uni-directional (counterclockwise) |
Hand-Windable? | Yes |
Anti-Shock Device | Parashock |
Hand Count | 3 |
Functions | Central hours; central minutes; central sweeping seconds; day/date at 3:00 |
Hacking Seconds? | Yes |
Quickset Calendar | Yes |
Country of Manufacture | Made in Japan |
Known Models | Citizen Adorex (Add your watch to the comments below…) |
The Citizen caliber 8050 is a vintage automatic movement with a day/date complication from circa 1970s (1974?).
Additional Resources:
Recent Comments
Thank for for taking the time to point out the error in the jewel count!…
Your comment wasn't deleted lol. It was in spam for some reason. Thanks for sharing…
The Indian watch company HMT is making something they call the Nuovo with this movement.
Hi, What movement could be used as a replacement for this discontinued model? Regards David
Movement also used in Rotary Chronograph GB03633/04
The L687.5 has 27 Jewels not "25". Source (go ahead and delete my comment again.…
I have recently purchased a Longines with a 687.5 movement. "27 Jewels" is engraved into…