17
16
Illuminance
(lx)
Environment
Charging time (approximate)
Time from
stopping to
resuming the
1-second
interval
movement
Time for full
charging
3,000
20 cm (8 in.) beneath a 30 W
florescent light
40 minutes
14 hours
--------
10,000
Cloudy sky
12 minutes
4.5 hours
60 hours
100,000
Under direct midsummer
sunlight
2 minutes
25 minutes
11 hours
For a 1-day
movement
charging time
<Model without a second hand>
[NOTE]
A fully charged battery will run the watch for about 9 months without further
charging.
If the watch stops due to insufficient charge, take care to charge it daily.
Furthermore, it is recommended to charge your watch by exposing to direct sunlight
for a long time once a month.
Summary of Contents for B690
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