The Seiko 1N01-0J20 is a watch model based on the 1N01 movement.
Parts List
| 150A02LN03 | crystal - crystal (inorganic) |
| 6M30D2SNW1 | crown - crown (3h) |
| 0F150BA1S | case back gasket - case back gasket |
| 49X2AZ | band - band |
| 49X2JZ | band - band |
| 49X3AZ | band - band |
| 49X3JZ | band - band |
| 49X4JZ | band - band |
| 49X2AZ-LK2 | band - link |
| 49X2JZ-LK2 | band - link |
| 49X3AZ-LK2 | band - link |
| 49X3JZ-LK2 | band - link |
| 49X4AZ-LK2 | band - link |
| 49X4JZ-LK2 | band - link |
| 49X4AZ | band - band |
| 49X4AZ-BKF | clasp - buckle |
| 49X4JZ-BKF | clasp - buckle |
| 49X3JZ-BKF | clasp - buckle |
| 49X2AZ-BKF | clasp - buckle |
| 49X2JZ-BKF | clasp - buckle |
| 49X3AZ-BKF | clasp - buckle |
| 1BA040A7BNS | others - hour hand |
| 2BA057A5BNS | others - minute hand |
| 3BA075F0BNS | others - second hand |
| 1BG040L2BDS | others - hour hand |
| 2BG057LABDS | others - minute hand |
| DB004BAD1 | others - crown and stem gasket |
| 0351807 | others - winding stem |
| 81190075 | others - bracelet fixing pipe |
| 81607579 | others - bracelet fixing pin |
| 82821520 | others - case ring |
| 1N010J2002A | others - case |
| 1N010J2003 | others - case |
| 1N010J2003A | others - case |
| 1N011J70XS13 | others - dial |
| 1N011J70XY13 | others - dial |
| 1N011J70XZ13 | others - dial |
| 1N011J78XS13 | others - dial |
| 1N011J78XY13 | others - dial |
| 1N011J78XZ13 | others - dial |
| 1N011J80XB13 | others - dial |
| 1N011J80XZ13 | others - dial |
| 1N011J88XB13 | others - dial |
| 1N011J88XN13 | others - dial |
| 1N011J88XZ13 | others - dial |
| 1N019 | others - machine code |
| 1N010J2001A | others - case |
| 1N010J2001 | others - case |
| 1N010J20 | others - case back |
| 1N010J2002 | others - case |
Caliber 1N01
