The Seiko 7N43-8370 is a watch model based on the 7N43 movement.
Parts List
| 300P01SN05 | crystal - crystal |
| 8M45B3SNG0 | crown - crown |
| 8M45B3SNW1 | crown - crown |
| FE298BA13 | case back gasket - case back gasket |
| 86620990 | crystal gasket - plastic gasket for crystal |
| 86621130 | bezel gasket - plastic gasket for bezel |
| 4817KZ | band - band |
| 4817JZ | band - band |
| 4817LZ | band - band |
| 4817KZ-LK4 | band - link |
| 4817LZ-LK4 | band - link |
| 4817LZ-BKA | clasp - buckle |
| 4817LZ-PB1 | clasp - parts for buckle |
| 4817KZ-BKD | clasp - buckle |
| 4817KZ-PB1 | clasp - parts for buckle |
| 1AA085L0BSM | others - hour hand |
| 1AA085L0BSC | others - hour hand |
| 2AA120L0BSM | others - minute hand |
| 2AA120L0BSC | others - minute hand |
| 3AA125F3ANS | others - second hand |
| 3AA125F3ANG | others - second hand |
| 0351892 | others - winding stem |
| 82850970 | others - case ring |
| 82313471 | others - bezel |
| 82313472 | others - bezel |
| 7N43837075A | others - case |
| 7N43837087A | others - case |
| 7N43837098A | others - case |
| 0878580 | others - date dial |
| 7N433 | others - machine code |
| 7N438591XG14 | others - dial |
| 7N438591XS13 | others - dial |
| A200BS | others - push pin |
| AD006BA12 | others - crown gasket |