Automatic watch is basically powered by an internal spring mechanism that moves the watch hands. This is also called mechanical watch. One type of automatic watch needs to be wind periodically once the energy in the mainspring runs out. While the other type has a self-winding mechanism that winds the mainspring. Whichever you choose this type of time wear will surely save you money because there’s no need for a battery replacement. Browse now and purchase the automatic watch that best suits you!