YOUR NEW WATCH IS A MECHANICAL WATCH (NO BATTERY)
Mechanical watches differ from Quartz watches in several respects:
1.No battery changes are needed - they are powered by a mainspring, which is wound either by wrist movement; or, in some models, by daily winding of the setting crown.
2.Because it is a mechanical device, its accuracy is subject to the effects of gravity and temperature. You can expect, on the average, a daily variance of up to 10 to 20 seconds for mechanical watches.
3.With over 100 working parts, cleaning and lubrication are recommended every three to five years for optimum accuracy and
THE AUTOMATIC SELF-WINDING MECHANICAL WATCH
The Automatic mechanical watch is
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