• kent_eh@lemmy.ca
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        1 month ago

        the movement of the arm winds it

        That explains why Trump fails his arms around during his rambling speeches.

    • evidences@lemmy.world
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      1 month ago

      Generally yes, like the other reply said it might be automatic and self winding. It’s a style of mechanical watch though so something somehow has to tension the spring that makes the watch run.