The Seiko 5Y89-0A50 is a watch model based on the 5Y89 movement.
Parts List
| 270P03TNC2 | crystal - crystal |
| 8K60A0SNW1 | crown - crown |
| 0F260NAAS | case back gasket - case back gasket |
| 86176950 | crystal gasket - plastic gasket for crystal |
| DB80AB | band - band |
| DB81AB | band - band |
| 3AX125FNAAW | others - second hand |
| 3AX125FNAAB | others - second hand |
| 1AB080F0BAB | others - hour hand |
| 1AB080F0BAW | others - hour hand |
| 2BB115F0BAB | others - minute hand |
| 2BB115F0BAW | others - minute hand |
| 3BA025FABAB | others - sub hand |
| 3BA025FABAW | others - small hand (9h) |
| 82727540 | others - case ring |
| 5Y890A5061 | others - case |
| 5Y890A50 | others - case back |
| 5Y890A40XE19 | others - dial |
| 5Y890A40XL19 | others - dial |
| 5Y890A40XR19 | others - dial |
| 5Y890A40XS19 | others - dial |
| 5Y891 | others - machine code |
| A180BS | others - push pin |
| 0354530 | others - winding stem |
| 0Z0060B01 | others - crown and stem gasket |