![]() Charging for the first time may take longer, depending on the light source you're using. A disadvantage might be that an Eco Drive model has to be charged well before its first use. Not compared to a watch with a normal battery in any case. 40 years of development has resulted in these innovative watches being equipped with a light-sensitive cell that is absolutely invisible.ĭoes an Eco-Drive watch have any disadvantages at all? Well, not really. Maybe you think an Eco-Drive watch is ecquiped with an ugly solar cell as a dial. Expose the watch to light regularly and it should always remain charged. So special that a watch with a fully charged Eco-Drive movement will continue to work in complete darkness for more than 6 months. ![]() Read also: Citizen watch second hand moves with 2 second intervalsĪ Citizen Eco-Drive watch is quite special. It is true that charging is more efficient and faster in strong light sources like direct sunlight though. It is perfectly possible to charge a Citizen watch in everyday light sources such as LED lamps, fluorescent tubes, etc. You may think that you should always charge an Eco-Drive in sunlight, but you don't have to. ![]() Let's assume for the sake of simplicity that the average watch battery is 2.3 mm thick, that would produce a hump of batteries as high as Mount Everest every year! So 4 million fewer watch batteries are now thrown away every year compaired to when Eco-Drive had not been introduced. 4 million Eco-Drive watches are sold worldwide every year. ![]()
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