The Seiko 7N43-7B40 is a watch model based on the 7N43 movement.
Parts List
| 280W22HN01 | crystal - crystal |
| 40M78NA1 | crown - crown |
| FH3081B01 | case back gasket |
| FH3051B01 | case back gasket |
| 86177921 | crystal gasket - plastic gasket for crystal |
| 86581180 | bezel gasket - plastic gasket for bezel |
| 4264XG | band - band |
| 4264XG-LKG | band - link |
| 4264XG-BK1S | clasp - buckle |
| 4264XG-PB1 | clasp - parts for buckle |
| 3AX120FMAAR | others - second hand |
| 2BX115F0BAL | others - minute hand |
| 1AX075FPBAL | others - hour hand |
| 82824420 | others - case ring |
| 7N437B406YZ | others - case |
| 82287924 | others - bezel |
| 7N437B40 | others - case back |
| 0878580 | others - date dial |
| 0351892 | others - winding stem |
| 7N433 | others - machine code |
| 7N437C38XE14 | others - dial |
| A200BS | others - push pin |
| 0Z0060B01 | others - crown and stem gasket |