The Seiko 5E31-6A50 is a watch model based on the 5E31 movement.
Parts List
| 215W16SK01 | crystal |
| 40MD0NS1 | crown |
| 0A2000N01 | case back gasket |
| DB55A | band - metal band |
| 10ST04DA | others - second hand |
| 0351624 | others - winding stem |
| 09TD4DAH | others - hour hand |
| 82820580 | others - case ring |
| 5E313 | others - machine code |
| 5E316A50 | others - case back |
| 5E316A5061 | others - case |
| 5E316A60XS1Z | others - dial |
| 87020400 | others - back plate |
| A140BS | others - push pin |
| 09TD4DAM | others - minute hand |