The Seiko 5Y89-0AS0 is a watch model based on the 5Y89 movement.
Parts List
| 250A03SN02 | crystal - crystal (sapphire) |
| 8K40E2SNW1 | crown - crown (3h) |
| 0F250BAD2 | case back gasket - case back gasket |
| D374EB | band - metal band |
| D374EB-LK00 | band - link |
| D374EB-BK00 | clasp - clasp |
| D374EB-BKLK-12H | clasp - parts for buckle/clasp |
| D374EB-BKLK-6H | clasp - parts for buckle/clasp |
| 3BA100F0BNS | others - second hand |
| 1AG070S2BNS | others - hour hand |
| 2AG097S0BNS | others - minute hand |
| 3BA025FABNS | others - sub hand |
| 5Y890AS0 | others - case back |
| 5Y890AS002A | others - case |
| AD006BAD1 | others - crown and stem gasket |
| 0354530 | others - winding stem |
| D374EB-BKPN | others - pin for buckle/clasp |
| D374EB-BKPP | others - spring bar for buckle/clasp |
| D374EB-EP00 | others - endpiece |
| 5Y890BJ0XA13 | others - dial |
| 5Y891 | others - machine code |
| 82727120 | others - case ring |
| D374EB-LK01 | others - half adjust link |
| D374EB-LKPN | others - pin for link |
| S150BS | others - push pin |