Notes Before Use; Notes On Charging Your Watch - Citizen Eco-Drive 8637 Instruction Manual

Notes Before Use
Notes on charging your watch
This watch has a rechargeable cell which is charged by exposing
the dial to light such as direct sunlight or fluorescent lamps.
Environment
Direct sunlight
(Outdoors)
Cloudy (Outdoors)
Less than
20 cm from 30 W
fluorescent light
Indoor
2
Charging time
Charging
Environment
maintain normal
Illumination (lx)
operation for
100,000
10,000
3,000
500
Charging Time (approximate)
Charging time
required to required to
return to normal
operation after
1 day the watch stops
2 minutes 50 minutes
10 minutes
35 minutes
3.5 hours 120 hours
Time required
to reach full
charging after the
watch stops
13 hours
5 hours 35 hours
17 hours 120 hours
800 hours