The Seiko 4N00-7020 is a watch model based on the 4N00 movement.
Parts List
| RE4A87JN02 | crystal - crystal |
| 6M45Z1SNWB | crown - crown |
| 0F190BA1S | case back gasket - case back gasket |
| 4GS2JW-LB | band - leather without buckle |
| 4GS5JW | band - band |
| 4GS2JW | band - band |
| 2CE050L2BDS | others - minute hand |
| 1CE030L2BDS | others - hour hand |
| A110BS | others - push pin (for mb) |
| 4N005581XN13 | others - dial |
| 4N005581XS13 | others - dial |
| 4N0061 | others - machine code |
| 4N00702061A | others - case |
| 4N007020 | others - case back |
| 0351155 | others - winding stem |
| DZ0040B01 | others - crown and stem gasket |
| 82838450 | others - case ring |