The Seiko 5Y31-5330 is a watch model based on the 5Y31 movement.
Parts List
| ESBW40JM01 | crystal |
| ESBW40JM02 | crystal |
| ESBW40JM | crystal |
| 35M82NA1 | crown - crown |
| 0A2600B01 | case back gasket |
| Z1512G | band |
| Z1512C-LKG | band - link |
| Z1512G-LKG | band - link |
| Z1512C | band |
| Z1512C-BK4G | clasp - clasp |
| Z1512G-BK4G | clasp - clasp |
| A120BS | others - push pin (for lb) |
| 5Y315330 | others - case back |
| 5Y31533075 | others - case |
| 5Y31533079 | others - case |
| 5Y315660XB14 | others - dial |
| 5Y315660XG14 | others - dial |
| 5Y315660XN14 | others - dial |
| 5Y319 | others - machine code |
| 82804140 | others - case ring |
| 0351670 | others - winding stem |
| 13SC04A2 | others - second hand |
| 0Z0060B01 | others - crown and stem gasket |
| 09T40DAH | others - hour hand |
| 09T38DAM | others - minute hand |
| ESBW40JM01 | crystal |
| ESBW40JM02 | crystal |
| ESBW40JM | crystal |
| 35M82NA1 | crown - crown |
| 0A2600B01 | case back gasket |
| Z1512G | band |
| Z1512C-LKG | band - link |
| Z1512G-LKG | band - link |
| Z1512C | band |
| Z1512C-BK4G | clasp - clasp |
| Z1512G-BK4G | clasp - clasp |
| A120BS | others - push pin (for lb) |
| 5Y315330 | others - case back |
| 5Y31533075 | others - case |
| 5Y31533079 | others - case |
| 5Y315660XB14 | others - dial |
| 5Y315660XG14 | others - dial |
| 5Y315660XN14 | others - dial |
| 5Y319 | others - machine code |
| 82804140 | others - case ring |
| 0351670 | others - winding stem |
| 13SC04A2 | others - second hand |
| 0Z0060B01 | others - crown and stem gasket |
| 09T40DAH | others - hour hand |
| 09T38DAM | others - minute hand |