Mark Lovick, creator of Watch Repair Talk, has just put up a three-part (+ bonus) video tutorial showing him servicing a 7S26-0020:
I would've liked to know more about the the oils he's using at each stage to compare with the Seiko technical manual, but hey, it's still a great resource.
- Disassembly
- Assembly: Gear train
- Assembly: Motion work & calendar
- Extra: Removing mainspring from barrel
I would've liked to know more about the the oils he's using at each stage to compare with the Seiko technical manual, but hey, it's still a great resource.