The Seiko 7N42-6030 is a watch model based on the 7N42 movement.
Parts List
| 260P27HN03 | crystal |
| 1E45B7SNW0 | crown - crown |
| 1E45B7SNG0 | crown - crown |
| FE298BAA1 | case back gasket - case back gasket |
| 0G290BA11 | case back gasket - rotating bezel gasket |
| 86580895 | crystal gasket |
| B1816C | band |
| B1816C-LKG | band - link |
| B1816S-LKS | band - link |
| B1816S | band |
| B1816C-PB1 | clasp - parts for buckle/clasp |
| B1816S-BK2S | clasp - clasp |
| B1816S-PB1 | clasp - parts for buckle/clasp |
| B1816C-BK2S | clasp - clasp |
| B1816C-EPG | others - endpiece |
| B1816S-EPS | others - endpiece |
| 1AB075LCBBG | others - hour hand |
| 82850970 | others - case ring |
| 0878580 | others - date dial |
| 0878587 | others - date dial |
| 0878588 | others - date dial |
| 7N423 | others - machine code |
| 7N426030 | others - case back |
| 7N42603061 | others - case |
| 7N4260306Y | others - case |
| 7N42603098 | others - case |
| 7N42603LXB13 | others - dial |
| 7N42603LXG14 | others - dial |
| 7N42603LXL14 | others - dial |
| 7N42603LXS14 | others - dial |
| 81332819 | others - click spring |
| 86013435 | others - rotating bezel |
| 86013436 | others - rotating bezel |
| 86013439 | others - rotating bezel |
| A190CS | others - push pin |
| 0A0150B0A | others - crown and stem gasket |
| 3AX110F3ALS | others - second hand |
| 3AX110F3ALG | others - second hand |
| 89995390 | others - pusher spacer |
| 2AB105LBBBG | others - minute hand |
| 2AB105LBBBS | others - minute hand |
| 1AB075LCBBS | others - hour hand |