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operational temperature range | –10°C ~ +60°C |
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loss/gain (monthly rate) | Less than 15 seconds at normal temperature range (5°C ~ 35°C) |
frequency of crystal oscillator | 32, 768 Hz |
battery type | SEIKO SR927W |
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driving system | Step motor, 4 pieces |
IC (Integrated Circuit) | C-MOS-LSI, 1 piece and Bipolar IC, 1 piece |