PARTS LIST / TECHNICAL GUIDE
Automatic Cal. 4
R35A
[SPECIFICATIONS]
1/18
Item
Cal. No.
4R35A
Driving system
Additional function
Crown operation
Loss/Gain
Regulation system
Number of jewels
Normal position
1st click position
2nd click position
Lift angle of the escapment
Vibration per hour
Power reserve
Time indication
•
3 hands (hour, minute and second hands)
• Date indication
• Diameter Outside: Ø 27.4 mm
Casing: Ø 27.0 mm
• Height: 5.25 mm
Movement size
Automatic winding with manual winding mechanism
• 3 hands (Hour, Minute and Small Second hands)
• Date indicator
• Date correction function
• Second hand stop function
Date setting (counterclockwise)
Time setting (Hour and minute)
Manual winding (clockwise only)
21,
600 (6 beats per second)
Between + 45 and - 35 seconds
Mainspring
wind up status
Testing positions
(Isochronism
fault: T24-T0)
± 30 s/d
Measurement
(daily rate in
seconds:s/d)
Dial upward:
T0 (CH)
Daily rate worn
on the wrist at
t e m p e r a t u r e -
range between
5 °C and 35 °C)
Stan d a r d r a te
for measurement
6 o’clock
at the top
Dial upward :
T24 (CH)
9 o’clock
at the top
A
fter 24 hours
from fully wind
up
Fully wind up
± 30 s/d
23 jewels
ETACHRON system
F
rom fully wound to stoppage: Approximately 41 hours
52 °
Second hand stop
± 20 s/d
± 30 s/d
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