Overhauling a Seiko D229-5000, digital with a crown! Which is playing up

Here’s a fun one I thought I’d share. This thing is beat up to hell, but the module works great, just a faint bit of that oil slick aging on the LCD. Except the adjust switch in the crown is touchy, which makes it almost impossible to set…

Carefulling, carefulling… Oops

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Hm. How did that hang together? Missed it. Hindsight says the trick is to lift the front half off, and hopefully all that junk will stay where it belongs in the back half. The whole…

Overhauling a Seiko D229-5000, digital with a crown! Which is playing up

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Click Spring Positioning

I didn’t want to ask this. I searched for quite a while for my own answer. I’m working on a Bulova 10BC that I’ve let sit for a very long time. So long in fact, that I can’t remember where to position the click spring in relation to the click. Am I compressing the spring so the click is pushed to it’s furthest clockwise position or do I leave the spring uncompressed and place the click squarely in the center? I can feel the heads shaking in shame at this question.
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Smoothing Sharp Case Edges

It’s not surprising that my recently acquired Vostok has incredibly sharp edges and points on the strap lugs. The OEM bracelet, although a big improvement from past bracelets adds to the problem with end links that dont fill the lug opening leaving the points exposed. Adding a rubber strap may help but in the meantime I want to smooth out the sharp edges and points. Any experience here that may help on technique and tools?

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Regulating Tools

Hello Everyone

I am attempting to put together a decent set of tools for regulating watches. I’d like some input on getting the right stuff.

I’d like to work on Seiko 4R36 and Swiss SW200-1 movements.

So far I have a timegrapher and a demagnetizer covered.

I’m wondering what the correct size of screwdriver would be.

In a nutshell, I’m thinking I’ll have to remove the case back, possibly remove the automatic winding works, put it on the timegrapher, regulate, condition the case back…

Regulating Tools

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