Citizen H145 - Charging Time by Environment

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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 rechargeable cell
is empty
To become fully charged
when the rechargeable cell
is empty
Outdoors (sunny) 100,000
4 minutes 40 minutes 30 hours
Outdoors (cloudy) 10,000
12 minutes 1 hour 40 hours
20 cm (7-7/8 inches)
away from a fluorescent
lamp (30W)
3,000
40 minutes 2.5 hours 150 hours
Interior lighting 500
4 hours 14 hours 970 hours
Recharging your watch Recharging your watch