Seiko Mens 5 Automatic Analog Fashion JAPAN Watch (Imported)SNKE81J1(Watch with a balance wheel to regulate time anda mainspring as its source of energy. The mainspring is wound by the movementof the wearer.)If the watch is completely stopped, manuallyturn the crown approximately 20 times to wind

Seiko Mens 5 Automatic Analog Fashion JAPAN Watch (Imported)SNKE81J1(Watch with a balance wheel to regulate time anda mainspring as its source of energy. The mainspring is wound by the movementof the wearer.)If the watch is completely stopped, manuallyturn the crown approximately 20 times to wind up the mainspring to start thewatch.Timekeeping Accuracy :+/- 15s/day