A self-winding or automatic watch is one that rewinds the mainspring of the mechanical movement from the natural motions on the wearer's human body. The first self-winding system was invented for pocket watches in 1770 by Abraham-Louis Perrelet,[43] but the first "self-winding", or "automated", wristwatch was the creation of the http://abdulj296uze9.bleepblogs.com/profile