Quartz watch energy quantified
After 60 years of R&D, analog quartz consumes only 1 or 2 microwatts. (vs Apple Watch 10,000 microwatts idle and dark). This is a 30 times efficiency gain. This insane efficiency in turn allows modern solar quartz to deliver an energy surplus of about...
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Original calculations are in HAQ forum
Thread links For the quartz power draw https://www.watchuseek.com/posts/57929897/ For the solar side https://www.watchuseek.com/threads/energy-of-photovoltaic-haq.5657815/post-59367397