The Seiko 5Y89-1000 is a watch model based on the 5Y89 movement.
Parts List
| 260P02SN03 | crystal |
| 8K40A5SNG0 | crown - crown |
| 8K40A5SNW0 | crown - crown |
| 0F250BAA5 | case back gasket - case back gasket |
| 86580890 | crystal gasket |
| 86592990 | bezel gasket - plastic gasket for bezel |
| AD006BAA1 | pusher - button gasket |
| D0X7DB | band - band |
| 1AB075A1BNS | others - hour hand |
| 2AB110A1BNG | others - minute hand |
| 2AB110A1BNS | others - minute hand |
| 3BA030F0BNS | others - small hand (9h) |
| 3AA125F1ANG | others - second hand |
| 3AA125F1ANS | others - second hand |
| 3BA025FABNG | others - sub hand |
| 3BA025FABNS | others - sub hand |
| 1AB075A1BNG | others - hour hand |
| 3BA030F0BNG | others - sub hand |
| 0354530 | others - winding stem |
| 82727120 | others - case ring |
| 5Y891000M4A | others - case |
| 82311819 | others - bezel |
| 5Y891000 | others - case back |
| 5Y891000M5A | others - case |
| 82311815 | others - bezel |
| 5Y891 | others - machine code |
| 5Y891000XB13 | others - dial |
| 5Y891000XS14 | others - dial |
| A180BS | others - push pin |