The Seiko 7T42-6A5A is a watch model based on the 7T42 movement.
Parts List
| 290WC8HE01 | crystal |
| 0351580 | crown - winding stem |
| 45M60NA1 | crown - crown |
| FH3180B0A | case back gasket - case back gasket |
| 86565321 | crystal gasket - plastic gasket for crystal |
| EC0060B01 | pusher - pusher gasket |
| 80602561 | pusher |
| ZRJ24G | band |
| 04E34HG | hand - small hand(12h) |
| 04E48CG | others - sub hand |
| 11CA8KBM | others - minute hand |
| 11CA8KBH | others - hour hand |
| 0Z3214B02 | others - rotating bezel gasket |
| 81350540 | others - button spring |
| 81400900 | others - button spring clip |
| 0866602 | others - holding ring for dial |
| 0878527 | others - date dial |
| 7T424 | others - machine code |
| 7T426A5A | others - case back |
| 7T426A5A98 | others - case |
| 7T426A6MX914 | others - dial |
| 81331789 | others - click spring |
| 84322365 | others - dial ring |
| 86311325 | others - rotating bezel |
| A200CS | others - push pin |
| 13SC06LA | others - second hand |
| 03E16HG | others - (hand(special)) |
| 81400829 | others - button spring clip |
| 04Y06FGH | others - hour hand |
Caliber 7T42
Other models with the same movement
| 7T42-6A00 |
| 7T42-6A0A |
| 7T42-6A0B |
| 7T42-6A10 |
| 7T42-6A20 |
| 7T42-6A49 |
| 7T42-6A50 |
| 7T42-6A60 |
| 7T42-6A6A |
| 7T42-7A00 |
| 7T42-7A10 |
| 7T42-7A20 |
| 7T42-7A2A |
| 7T42-7A39 |
| 7T42-7A40 |
| 7T42-7A4A |
| 7T42-7A4B |
| 7T42-7A50 |
| 7T42-7A5A |
| 7T42-7A5B |
| 7T42-F010 |
| 7T42-F01A |