The Seiko 1N01-5C80 is a watch model based on the 1N01 movement.
Parts List
| RE3A90JN02 | crystal - crystal |
| 6M30D5SNS0 | crown - crown (3h) |
| 6M30D5SNG0 | crown - crown |
| 0F170BA1S | case back gasket - case back gasket |
| 49E1BZ-LK4 | band - link |
| 49E2BZ-LK4 | band - link |
| 49E2CZ-LK4 | band - link |
| 49E2CZ | band - band |
| 49E1AZ | band - band |
| 49E1BZ | band - band |
| 49E2AZ | band - band |
| 49E2BZ | band - band |
| 1BB040L0BNG | others - hour hand |
| 2BB057L0BNG | others - minute hand |
| 2BE055L0BDS | others - minute hand |
| 1BE040L0BDG | others - hour hand |
| 1BE040L0BDS | others - hour hand |
| 3BA075F1BNG | others - second hand |
| 3BA075F1BNS | others - second hand |
| 1BB040L0BNS | others - hour hand |
| 2BB057L0BNS | others - minute hand |
| DB004BAD1 | others - crown and stem gasket |
| A130BS | others - push pin |
| 1N011H50XB14 | others - dial |
| 1N011H50XG14 | others - dial |
| 1N011H50XL13 | others - dial |
| 1N011H50XS13 | others - dial |
| 1N011H50XS24 | others - dial |
| 1N011H60XB24 | others - dial |
| 1N011H60XG14 | others - dial |
| 1N011H60XG34 | others - dial |
| 1N011H60XS14 | others - dial |
| 1N011H60XS23 | others - dial |
| 1N019 | others - machine code |
| 0351807 | others - winding stem |
| 1N015C8075 | others - case |
| 82840500 | others - case ring |
| 1N015C80 | others - case back |
| 1N015C8079 | others - case |
| 1N015C8079A | others - case |
| 2BE055L0BDG | others - minute hand |
Caliber 1N01
