Citizen Caliber 7730
Citizen Caliber 7730

Citizen Caliber 7730

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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