Does Citizen Eco Drive Need A Battery. This is a tricky question to answer but according to some reports about Citizen watches. Eco-Drive is designed so that any light source no matter how dim will generate the energy needed to power the watch.

Easy to charge even in Dim Light. Recharge times will vary based on your timepiece and the type of light utilized. Watches with Eco-Drive do not require any battery replacement charging or winding to maintain constant operation.
A Brief History of Eco-Drive Watches.
Despite not having a battery weve learned that whether it is by running out of charge the movement needing replacing or the solar cell finally timing out Eco-Drive watches will need occasional servicing to ensure that the lifelong watch really lives up to its reputation. In a first for a watchmaker Eco-Drive products obtained Eco Mark certification a label managed by the Japan Environment Association JEA in recognition of. Easy to charge even in Dim Light. Disadvantages of Citizen Eco-Drive Watches.

