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Instructions on unlocking and locking the screw lock crown for operation.
Instructions for resetting the stopwatch hands to the zero position.
Step-by-step instructions for operating the telemeter function.
Describes how the small second hand indicates when the battery is low.
Instructions on unlocking and locking the screw lock crown for operation.
Instructions for resetting the stopwatch hands to the zero position.
Step-by-step instructions for operating the telemeter function.
Describes how the small second hand indicates when the battery is low.
| operational temperature range | -10° C to +60° C |
|---|---|
| loss/gain (monthly rate) | ±15 seconds |
| frequency of crystal oscillator | 32, 768 Hz |
| time/calendar display | Hour, minute and small second hands |
|---|---|
| date display | Displayed in numerals |
| stopwatch display | Stopwatch hour, minute and 1/5-second hands, measures up to 12 hours |
| driving system | Step motor, 2 pieces |
|---|---|
| battery | SEIKO SR936SW, 1 piece |
| IC (Integrated Circuit) | C-MOS-IC, 1 piece |