The Seiko 7N42-8260 is a watch model based on the 7N42 movement.
Parts List
| 300P03HN03 | crystal - crystal |
| 45E41NS1 | crown - crown |
| FE318BAD2 | case back gasket - case back gasket |
| 86573715 | crystal gasket - plastic gasket for crystal |
| 86592810 | bezel gasket - plastic gasket for bezel |
| AD006BAA1 | pusher - button gasket |
| D1E2AG | band - band |
| DE01AB | band - band |
| D1E2AG-LK00 | band - link |
| D1E2AG-BK00 | clasp - clasp |
| 1AX080FCBFK | others - hour hand |
| 2AX120FMBFM | others - minute hand |
| 3AX135F0AEW | others - second hand |
| 3AX135F0AFB | others - second hand |
| 2AX120FMBSW | others - minute hand |
| 3AX135F0AS5 | others - second hand |
| 1AX080FCBEW | others - hour hand |
| 2AX120FMBEW | others - minute hand |
| 1AX080FCBSL | others - hour hand |
| 0351892 | others - winding stem |
| 82314659 | others - bezel |
| 82862330 | others - case ring |
| 7N42826061A | others - case |
| 7N428260 | others - case back |
| D1E2AG-BKPP | others - spring bar for buckle/clasp |
| D1E2AG-EP00 | others - endpiece |
| D1E2AG-LKPN | others - pin for link |
| 0878580 | others - date dial |
| 0878587 | others - date dial |
| 7N423 | others - machine code |
| 7N429280XB19 | others - dial |
| 7N429280XE19 | others - dial |
| 7N429280XS19 | others - dial |
| 89920255 | others - back plate |
| A200BS | others - push pin |