Invention: new watch conserves energy longer. Lots longer

Posted by $ blarman 10 years ago to Technology
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It's a windup watch that purportedly lasts for 70 days on one winding due to an innovative design.
SOURCE URL: http://www.bloomberg.com/news/articles/2016-02-08/parmigiani-senfine-concept-watch-escapement-how-it-works?cmpid=BBD020816_BIZ


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