22
Guide to Charging Time
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 6 minutes 3 hours 19 hours
Outdoors (cloudy) 10,000 30 minutes 14 hours 90 hours
20 cm (7-7/8 inches)
from a fluorescent
lamp (30 W)
3,000 50 minutes 25 hours 150 hours
Interior lighting 500 4 hours — —