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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 |
time indication | 3 hands (hour, minute and second hands) |
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calendar indication Cal. 5M62 | Date is displayed |
calendar indication Cal. 5M63 | Day and date are displayed |
driving system | Step motor |
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duration of charge full charge | Approximately 6 months |
kinetic electricity storage unit | Button type, 1 piece |