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Charging your watch
Charging time by environment
Below are the approximate charging times when exposing to light continuously.
Please use this table as a general 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 25 minutes 8.5 hours
Outdoors (cloudy)
10 000 11 minutes 3.5 hours 45 hours
20 cm (7-7/8 inches)
from a fluorescent
lamp (30W)
3 000 35 minutes 11 hours 150 hours
Interior lighting
500 3.5 hours 80 hours −
• This watch wil run for approximately 7 months from a full charge without further exposure to light.
• The time is calculated with the chronograph used 60 minutes per day. If the chronograph is
used longer than that, the time shortens.