The Seiko 7N43-7B50 is a watch model based on the 7N43 movement.
Parts List
| 280PX5HN03 | crystal - crystal |
| 45MB8NA1 | crown - crown |
| 45MB8NS1 | crown - crown stahl |
| FH3080B01 | case back gasket - case back gasket |
| 86177921 | crystal gasket - plastic gasket for crystal |
| 86179271 | bezel gasket - plastic gasket for bezel |
| 43H0JB | band - band |
| 43H0LB | band - band |
| 43H0LB-LKG | band - link |
| 43H0LB-BK1S | clasp - buckle |
| 43H0LB-PB1 | clasp - parts for buckle |
| 3AX130FMASS | others - second hand |
| 3AX130FMASM | others - second hand |
| 2BX115F0BSS | others - minute hand |
| 2BX115F0BSG | others - minute hand |
| 1AX075FPBSG | others - hour hand |
| 1AX075FPBSS | others - hour hand |
| 3AX130FMASG | others - second hand |
| 0351892 | others - winding stem |
| 82824420 | others - case ring |
| 7N437B5087Z | others - case |
| 82289125 | others - bezel |
| 7N437B50 | others - case back |
| 7N437B5098Y | others - case |
| 82289123 | others - bezel |
| 7N437B5098Z | others - case |
| 82289124 | others - bezel |
| 0878580 | others - date dial |
| 0878587 | others - date dial |
| 0878589 | others - date dial |
| 7N433 | others - machine code |
| 7N437C58XB14 | others - dial |
| 7N437C58XL13 | others - dial |
| 7N437C58XS14 | others - dial |
| A200BS | others - push pin |
| 0Z0060B01 | others - crown and stem gasket |