The Seiko 7N42-6B70 is a watch model based on the 7N42 movement.
Parts List
| 300PX5HN03 | crystal - crystal |
| 8K55A2SNW1 | crown - crown weiss |
| 8K55A2SNG2 | crown - crown |
| FH3180B0A | case back gasket - case back gasket |
| 0Z3314B02 | case back gasket - rotating bezel gasket |
| 86178611 | crystal gasket - plastic gasket for crystal |
| 4586JZ | band - band |
| 4586LZ | band - band |
| 4586JZ-LK2 | band - link |
| 4586LZ-LK4 | band - link |
| 4586JZ-BKF | clasp - buckle |
| 4586JZ-PB2 | clasp - parts for buckle |
| 4586LZ-BKF | clasp - buckle |
| 4586LZ-PB2 | clasp - parts for buckle |
| 1AB080L4BSG | others - hour hand |
| 1AB080L4BSS | others - hour hand |
| 3AX130FMASS | others - second hand |
| 2AB125L4BSS | others - minute hand |
| 3AX130FMASG | others - second hand |
| 2AB125L4BSG | others - minute hand |
| 0351892 | others - winding stem |
| 7N426B7061Y | others - case |
| 86322689 | others - rotating bezel |
| 7N426B70 | others - case back |
| 7N426B7061Z | others - case |
| 7N426B706YZ | others - case |
| 86322684 | others - rotating bezel |
| 82832120 | others - case ring |
| 7N423 | others - machine code |
| 7N426C48XL13 | others - dial |
| 7N426C48XS14 | others - dial |
| 7N426C48XS23 | others - dial |
| 81332049 | others - click spring |
| 84327924 | others - dial ring |
| 84327925 | others - dial ring |
| 84327926 | others - dial ring |
| A220CS | others - push pin |
| 0878580 | others - date dial |
| 0Z0060B01 | others - crown and stem gasket |