Citizen 9100 Quick Start Manual

Cal. 9100
AUTOMATIC & MANUAL WINDING MOVEMENT WITH MULTIFUNCTION

Basic specification

Ligne
Overall diameter
Case fitting diameter
Total height
Vibration frequency
Jewels

Function

Automatic & manual winding
Display by means of hands: hour, minute, second.
Date calendar
Day / Month / 24Hours display by means of hands
Power reserve display
Stop second device
Shock-absorber device for balance staff

Technical characteristics

Balanceable weight of hands
Second hand
Minute hand
Hour hand
Small hand
Power reserve hand Max. 0.25μN・m
Hands fitting force
Second hand
Minute hand
Hour hand
Small hand
Power reserve hand Max. 30N
Lift angle
Casing

Time performance

Accuracy
Posture difference
Running time
※Accuracy of the mechanical watch is different from the daily rate of the quartz watch and the accuracy will change
maximum of several ten seconds during rewinding the spring, then the accuracy of the half winding condition will
be different from that of full winding condition.
<Time performance measurement condition>
Accuracy
Measure within lapse of 10～60 minutes from full winding.
Posture difference
Measure accuracy in 4 different postures shown on the
right picture within lapse of 10 ~ 60 minutes from full winding.
※Direction of 4 postures ①Date Dial side Up ②6 o'clock side up ③9 o'clock side up ④3 o'clock side up
Running time
Measure the running time from full winding.
※The mainspring becomes fully winded by rotating the ratchet wheel 7.5 times (turning the crown 40 times).
13-1/2'''
Φ30.2mm
Φ25.6mm
5.52mm
28800 vibrations per hour
26 Jewels
Max. 0.60μN ・m
Max. 1.25μN ・m
Max. 1.50μN・m
Max. 0.04μN・m
Max. 30N
Max. 50N
Max. 50N
Max. 30N
51°
Non-corresponding to "Divers' watches" defined by ISO6425
-10～30 seconds/day
Under 40 seconds/ day
More than 40 hours
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