The Seiko 7N89-0400 is a watch model based on the 7N89 movement.
Parts List
| 200P01SN03 | crystal - crystal |
| 200P01SN05 | crystal - crystal |
| 8K35A3SNG1 | crown - crown |
| 8K35A3SNW0 | crown - crown |
| FE208BAA3 | case back gasket - case back gasket |
| 86172261 | crystal gasket - plastic gasket for crystal |
| 86172260 | crystal gasket - plastic gasket for crystal |
| 86170210 | bezel gasket |
| AD006BAA1 | pusher - button gasket |
| 4439JZ | band - band |
| 4439KZ | band - band |
| 4439LZ | band - band |
| 4439JZ-LKS | band - link |
| 4439KZ-LKG | band - link |
| 4439LZ-LKG | band - link |
| 4439JZ-BK2S | clasp - buckle |
| 4439JZ-PB2 | clasp - parts for buckle |
| 4439KZ-BK2G | clasp - buckle |
| 4439KZ-PB2 | clasp - parts for buckle |
| 4439LZ-BK2S | clasp - buckle |
| 4439LZ-PB2 | clasp - parts for buckle |
| 1AB057A1BNG | others - hour hand |
| 2AB082A1BNG | others - minute hand |
| 1AB057A1BNS | others - hour hand |
| 2AB082A1BNS | others - minute hand |
| 1AF055L0BDG | others - hour hand |
| 2AF085L0BDG | others - minute hand |
| 0351892 | others - winding stem |
| 81190075 | others - bracelet fixing pipe |
| 81605319 | others - bracelet fixing pin |
| 82816970 | others - case ring |
| 7N89040061A | others - case |
| 82292799 | others - bezel |
| 7N890400 | others - case back |
| 7N89040098A | others - case |
| 81606319 | others - bracelet fixing pin |
| 7N89040061B | others - case |
| 7N89040075A | others - case |
| 82292791 | others - bezel |
| 7N890741XL13 | others - dial |
| 7N890741XS14 | others - dial |
| 7N890741XS23 | others - dial |
| 7N890751XS14 | others - dial |
| 7N893 | others - machine code |
| 0878590 | others - date dial |
| 0878605 | others - date dial |
| 0878606 | others - date dial |