(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
*PLEASE NOTE*- SEIKO Japan watch order will take longer than usual to deliver. We estimate approximately 10-14 business days to arrive from the day you place your order. Please DO NOT select express post shipping, contact us before you place your order.