Hi all,
I figure these movements were kind of popular and expensive (they are still available). So, since I just saved US$104, the price of them this side of the pond (take or leave a few dollars) I wanted to share my experiences.
First off, the service data:
233_Seiko5M42A,5M43A.pdf
Now for the disassembly:
My order here is a little odd. The movement was in bad shape being an ebay non working watch, just for the exercise at hand. Therefore, sometimes in order not to damage a