Screw-in crown


The vintage Sportmatic 5 has been changed to a screw-down crown!
It uses a set of crowns sold on the net.。
I used a type that also cuts screws on the case side、I bought a tap and cut a screw。


It's like this。Please do not touch the crown mark w
I feel a little relieved against water。


When you pull out the crown, it looks like this。
It's easy to turn and I'm very satisfied。


I also tried to make SNZF17 a screw-in crown。
This is one end of the divers ...
that? Isn't the dial anymore divers?


SNKE01 is also a screw-down crown。
The middle case is SNK355。

That the、I bought a lot of crown sets、I'm changing it to a screw-in type。
I don't know how much the waterproofness has improved W

Well、Is it a matter of feeling?

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6 Replies to “Screw-in crown”

  1. SHUKU's
    Great ❗️
    I faced with the determination of immortality、Combinison-like、Mod 🙀 of one heart and one body only with the top image、I thought it was somewhere antique watch shop。

    1. yoohiyy's
      thank you for your comment。
      The screw type is great in me! I have an image like、I was wondering if I could do it from before w
      Actually this watch、Because the brass is exposed, it will be weathered、Currently experimenting to make it black rust。
      It ’s the formation of an oxide film.、If you can do that, you can use it with confidence.。

  2. SHUKU's Hello。
    I'm screwing it in!
    Tap on stainless steel ...
    The hurdle is high ❗

    1. YOSHIPI-'s
      You are familiar with the hardness of stainless steel.。
      I drilled without thinking too much、In a blink of an eye, the blade of the drill was damaged ...
      today、I bought a nice drill bit。
      I'm thinking of buying 10 taps for 2000 yen。
      I have to think of it as a consumable item ... w

  3. SHUKU's
    Great 👍
    When customizing Diver Five, there are times when you want to make it a screwed crown, so it is a very helpful custom 😊
    But as YOSHIPI- says, if you don't set the holes that are threaded into stainless steel properly, the taps are likely to break and the difficulty seems to be high 🤣
    Custom is great, but processing technology is also great 👍

    1. Earth's
      It's difficult to make pilot holes and taps.。
      There is a case where one mistake makes the pilot hole large and the screw cannot be cut.。I will drive in the gasket and re-thread it, but w

      If that doesn't work, think like this ...、The rest is momentum!

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