The Seiko 7N42-6A8A is a watch model based on the 7N42 movement.
Parts List
| 290WA0HN01 | crystal - crystal |
| 1E50A0SNG1 | crown |
| FH3080B0A | case back gasket - case back gasket |
| 86565321 | crystal gasket - plastic gasket for crystal |
| BRJ832 | band - leather band |
| BRJ83S | band - leather band |
| 2AB115A4BLG | others - minute hand |
| 0Z3214B02 | others - rotating bezel gasket |
| 82824420 | others - case ring |
| 86321225 | others - rotating bezel |
| 0878580 | others - date dial |
| 7N423 | others - machine code |
| 7N426A8A | others - case back |
| 7N426A8A6Y | others - case |
| 7N426B5LXS14 | others - dial |
| 84324004 | others - dial ring |
| A200CS | others - push pin |
| 81331969 | others - bezel spring |
| 0A0150B0A | others - crown and stem gasket |
| 3AX130F0ALG | others - second hand |
| 89995390 | others - pusher spacer |
| 1AB080A2BLG | others - hour hand |
| 11CA8LAH | others - hour hand |