| Brand | Citizen |
| Caliber Number | 7730 |
| Movement Type | Automatic, self-winding mechanical |
| Base Caliber | Citizen 7700 |
| Diameter | 28mm |
| Height | 4.86mm |
| Jewel Count | 26 |
| Beat Rate | 36,000 vph |
| Lift Angle | 48 degrees |
| Power Reserve | ~41 hours |
| Rotor Style | Ball-bearing |
| Hand-Windable? | Yes |
| Anti-Shock Device | Paraflex |
| Fine Tuning? | Yes |
| Hand Count | 3 |
| Functions | Central hours; central minutes; central sweeping seconds; date at 3:00 |
| Hacking Seconds? | Yes |
| Country of Manufacture | Made in Japan |
| Known Models | Citizen Highness 36000 (Add your watch to the comments below…) |
The Citizen caliber 7730 is a vintage high-beat automatic movement with a beat rate of 36,000 bph. Watches with this caliber were in production from circa 1971 to unknown.
Additional Resources:
Note: This caliber listing is still being updated, but feel free to start discussions on it in the comments below… if you have pics please submit them.
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Now that's a nice looking watch
Thank you for sharing.