
Quartz movement Mineral crystal Resin case; Black dial; Day-date-and-month functions Water-resistant to 165 feet (50 M) Today, Casio is focusing its efforts on solar-powered radio-controlled watches: the built-in solar battery eliminates the nuisance of replacing batteries, and the radio-controlled function means users never have to reset the time. In particular, the radio-controlled function represents a [...]
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