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Copyright disclaimer: I DO NOT OWN this video nor the image featured in the video. All rights belong to Seiko Watch Corporation. No copyright infringement intended. The watch featured in the video: Seiko PRESAGE SARX041 / SPB039 Video Source: How Does an Automatic Watch work? This video explain the Mechanism of Mechanical Watch (Manual/Automatic) An automatic or self-winding watch is a type of Mechanical Watch in which the mainspring is wound automatically as a result of the natural motion of the wearer to provide energy to run the watch, making manual winding unnecessary. A mechanical watch which is neither self-winding nor electrically driven is called a manual watch. Most mechanical watches manufactured today are self-winding.
