(Watch with a balance wheel to regulate time and a mainspring as its source of energy. The mainspring is wound by the movement of the wearer.) If the watch is completely stopped, manually turn the crown approximately 20 times to wind up the mainspring
You need to charge the battery according to the manual instruction first. Please place the watch under the sun or light-source for 5-6 hours to charge it. As all these watches are new, we need you to charge it and turn the hands and the date of the watch 10 rounds to loosen the mechanism inside.