The Seiko 7T42-7A20 is a watch model based on the 7T42 movement.
Parts List
305W28HN01 | crystal |
40M92NA1 | crown |
40M92NS1 | crown - crown |
0351580 | crown - winding stem |
45M96NS1 | crown - crown - other pos. weiss |
45M96NA1 | crown - crown |
0A2930B01 | case back gasket |
86581801 | crystal gasket |
86581800 | crystal gasket |
80603189 | pusher |
EC0060B01 | pusher - pusher gasket |
80603181 | pusher |
ZPA73S | band |
ZPJ87G | band |
03E18RK | hand - small hand (9h) |
04E40CG | others - small hand (6h) |
04E40CK | others - small hand (6h) |
03E18HG | others - small hand (9h) |
0866602 | others - holding ring for dial |
0878527 | others - date dial |
0878536 | others - date dial |
7T424 | others - machine code |
7T427A20 | others - case back |
7T427A2061 | others - case |
7T427A2075 | others - case |
7T427A3LXB13 | others - dial |
7T427A4LX914 | others - dial |
84321763 | others - dial ring |
84321764 | others - dial ring |
A180BS | others - push pin |
81350540 | others - button spring |
EG0060B01 | others - button gasket |
81400900 | others - button spring clip |
04Y06AKH | others - hour hand |
13SC06PW | others - second hand |
0Z0060B01 | others - crown and stem gasket |
81400829 | others - button spring clip |
2AB125L4BLS | others - minute hand |
12C54KGM | others - minute hand |
13SC06LC | others - second hand |
04Y06FGH | others - hour hand |
12C54LSM | others - minute hand |
1AB080L4BLS | others - hour hand |
12C54LSH | others - hour hand |
1AB080L4BLD | others - hour hand |
12C54KGH | others - hour hand |
Caliber 7T42
![Caliber manual page](https://www.theseikoguy.com/media/movements/7/7T42A_caliber_en_1.jpg)
![Caliber manual page](https://www.theseikoguy.com/media/movements/7/7T42A_caliber_en_2.jpg)
![Caliber manual page](https://www.theseikoguy.com/media/movements/7/7T42A_caliber_en_3.jpg)
![Caliber manual page](https://www.theseikoguy.com/media/movements/7/7T42A_caliber_en_4.jpg)
![Caliber manual page](https://www.theseikoguy.com/media/movements/7/7T42A_caliber_en_5.jpg)
![Caliber manual page](https://www.theseikoguy.com/media/movements/7/7T42A_caliber_en_6.jpg)
![Caliber manual page](https://www.theseikoguy.com/media/movements/7/7T42A_caliber_en_7.jpg)
Other models with the same movement
7T42-6A00 |
7T42-6A0A |
7T42-6A0B |
7T42-6A10 |
7T42-6A20 |
7T42-6A49 |
7T42-6A50 |
7T42-6A5A |
7T42-6A60 |
7T42-6A6A |
7T42-7A00 |
7T42-7A10 |
7T42-7A2A |
7T42-7A39 |
7T42-7A40 |
7T42-7A4A |
7T42-7A4B |
7T42-7A50 |
7T42-7A5A |
7T42-7A5B |
7T42-F010 |
7T42-F01A |