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  • Dating of Calibre 88 IWC
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chevron_left Vintage timepieces

Dating of Calibre 88 IWC

  • forum 5 replies
  • last reply by Catherine 2 Sep 2026
  • Last
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    cmjohansson
    Apprentice 4 posts
    27 Aug 2026, 11 a.m. 27 Aug 2026, 11 a.m.
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    Dear all,

    I am Mattias Johansson from Sweden I recently inherited this watch and would really appreciate some help fidentifying it from you professionals. I have not had an IWC before but I know about the brand, what I have had previously i a Siöö Sandström Chronolink and a vintage Omega, which I like both.

    The information I have so far:

    • Movement: IWC Calibre 88
    • Case number: 1,129,358
    • Bracelet: Stainless-steel bracelet, although I am not sure if it is original to the watch

    I would especially like to find out:

    1. The approximate year of manufacture

    2. Whether the dial, hands and case appear original

    3. Whether the bracelet is likely original or a later replacement

    Thank you in advance for any information or advice!

    Best regards

    Mattias Johansson

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    Catherine
    Master 1021 posts
    1 Sep 2026, 9:59 p.m. 1 Sep 2026, 9:59 p.m.
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    Hello CM...the watch is '47 ish, the dial and case are synonymous with that period...the bracelet is unrelated, though personaly i think it's a great look ( cause that's how chaps wore 'em / and they save a watch getting marked-up with the caseback seldom touching anything but skin).

     

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    cmjohansson
    Apprentice 4 posts
    2 Sep 2026, 7:18 a.m. 2 Sep 2026, 7:18 a.m.
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    Hi Catherine, many thanks for you informative answer feels great to know, almost 80 years old feels nice. I have just had it on a full service and I think it looks great, however it seems like it drops about a minute a day, is that normal?

    Best regards

     

    Mattias Johansson

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    Catherine
    Master 1021 posts
    2 Sep 2026, 2:05 p.m. 2 Sep 2026, 2:05 p.m.
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    Hello M..If you remove the watch for sleeping place it face down( for the night)/ then crown down/then face up etc. and monitor the timing. 

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    cmjohansson
    Apprentice 4 posts
    2 Sep 2026, 2:06 p.m. 2 Sep 2026, 2:06 p.m.
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    Thanks for the tip

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    Catherine
    Master 1021 posts
    2 Sep 2026, 2:09 p.m. 2 Sep 2026, 2:09 p.m.
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    ....and enjoy it, a sub second watch on a fixaflex look choice.

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