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Frequency and Timing| frequency of crystal oscillator | 32, 768 Hz |
|---|---|
| loss/gain (monthly rate) | Less than 15 seconds |
| operational temperature range | –10 ºC to +60 ºC |
Display System| time display | Hour, minute, and small second hands |
|---|---|
| yacht timer/timer display | Center hand: 1-minute and 1-second increments |
| stopwatch display | Center hand: 1/5-second increments |
Power and Battery| battery type | SEIKO SR927W |
|---|---|
| battery life | Approximately 3 years |
| driving system | Step motor 4 pieces |
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