I use a solar-powered Casio wave ceptor. No batteries ever, and the time is always accurate. I haven't touched a button on the watch in years. https://en.wiki

I use a solar-powered Casio wave ceptor. No batteries ever, and the time is always accurate. I haven't touched a button on the watch in years. https://en.wikipedia.org/wiki/Casio_Wave_Ceptor https://en.wikipedia.org/wiki/Casio_Wave_Ceptor