14
Charging time by environment
Below are the approximate times required for charging when exposing the watch
dial to light continuously. Please use this table as a reference only.
Environment
Illuminance
(lx)
Charging time (approx.)
To work for
one day
To start working
normally when the
cell is discharged
To become fully
charged when the
cell is discharged
Outdoors (sunny) 100,000 2 minutes 14 minutes 6 hours
Outdoors (cloudy) 10,000 5 minutes 1 hour 17 hours
20 cm (7-7/8 inches)
from a fluorescent
lamp (30W)
3,000 15 minutes 3.5 hours 53 hours
Interior lighting 500 1.5 hours 22 hours 320 hours
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