Cal. NO |
7R11 |
---|---|
Features |
Hour, minute and seconds hands, power reserve indicator (for both the watch and the minute repeater) |
Frequency of crystal oscillator |
32,768 Hz (Hz = Cycles per second) |
Loss/Gain |
Within 15 seconds per month (equivalent to 1 second per day) (If the watch is worn on your wrist within normal temperature range between 5 °C and 35 °C.) |
Operational temperature range |
-10°C ~ +60°C Under a low-temperature condition (below 0 °C), always keep at least one-sixth of the watch power shown by the power reserve indicator. |
Driving system |
Manual winding type |
Duration |
Approx. 72 hours (If the the minute repeater is not used.) |
Additional functions |
Minute repeater mechanism (decimal system) |
IC (Integrated Circuit) |
Oscillator, frequency divider, and spring drive control circuit (C-MOS-IC): 1 piece |
Hand movement |
Glide motion |
Jewels |
112 jewels |
The specifications are subject to change without prior notice due to product improvement.