| Brand | Citizen Watch Co., Ltd. |
| Manufacturer | Miyota (owned by Citizen) |
| Caliber Number | 0950 |
| Movement Type | Automatic, self-winding mechanical |
| Lignes | 13.5”’ |
| Diameter | 30.2mm |
| Height | 5.5mm (unconfirmed) |
| Jewel Count | 24 |
| Beat Rate | 28,800 vph, 4 Hz |
| Lift Angle | 51 degrees |
| Power Reserve | ~50 hours |
| Rotor Style | Ball-bearing |
| Rotor Winding Direction | Unidirectional (clockwise) |
| Hand-Windable? | Yes |
| Anti-Shock Device | Parashock |
| Hand Count | 3 |
| Functions | Central hours; central minutes; central sweeping seconds; date at 3:00 |
| Hacking Seconds? | Yes |
| Quickset Date | Yes |
| Country of Manufacture | Made in Japan |
| Known Models | Citizen Series8 870, Citizen Series8 830, (Add your watch to the comments below…) |
Citizen caliber 0950 (not 09S0) is an automatic movement found in the Citizen Series 8 model 870. It is a 3-hander with a date at 3:00, made in japan with 24 jewels and a frequency of 4 Hz (28,800 beats per hour).
In Citizen’s own words:
“Developed entirely in-house, the new mechanical movement embodies our spirit of never-ending challenge. You can watch the movement in action through the see-through case back. It’s your private window into the beauty of precise timekeeping.” -Citizen Watch
Accuracy Rating:
Citizen claims that watches powered by the 0950 can expect an average accuracy rating of -5 ~ +10 seconds per day in normal operating conditions.
Examples of watches with this caliber:
Additional Resources:
network of watch sites
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Now that's a nice looking watch
Thank you for sharing.