The Seiko 4J81-0AG0 is a watch model based on the 4J81 movement.
Parts List
| 240P24SB0A | crystal - crystal (sapphire) |
| 6M40C0STW1 | crown - crown |
| 0F180BAD2 | case back gasket - case back gasket |
| 86582680 | crystal gasket - plastic gasket for crystal |
| 86585360 | bezel gasket - plastic gasket for bezel |
| A0C3AB | band - band |
| A0C4DB | band - band |
| 1BH065A0BJP | others - hour hand |
| 2BH100A0BHP | others - minute hand |
| 3EA100A2BHP | others - second hand |
| 1BH065A0BJL | others - hour hand |
| 2BH100A0BHL | others - minute hand |
| 3EA100A2BHL | others - second hand |
| 1BH065A0BJS | others - hour hand |
| 2BH100A0BHS | others - minute hand |
| 3EA100A2BHS | others - second hand |
| 4J810AG003A | others - case |
| 4J810AG0 | others - case back |
| 4J810AG002A | others - case |
| 4J810AG001A | others - case |
| 85942749 | others - bezel |
| DB004BAD1 | others - crown and stem gasket |
| 0351405 | others - winding stem |
| 81606439 | others - bracelet fixing pin |
| 82870010 | others - case ring |
| 81506309 | others - screw for bracelet fixing pin |