Another INCOMING lately: IWC Ingenieur 866A

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Two rare finds in only a few weeks - a Ingenieur had been on my list for quite some time. I was looking for a 666A - it should be no date and in honest condition - it turned out to be not so easy for this model... 馃嵖

And then: a rare 866A came around the corner! The Jumbo Ingenieur - no date and nice patina on the dial 馃榿

Here some pictures, I am very happy for more information, as there is not a lot out there.

 
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Congratulations! I am a big fan of this reference.

The no date 866A is quite rare compared to the date version. I believe the hands might be Luminova service replacements, which are still available online. You can check with a UV torch. It has had a light case polish at some point but still retains the original shape. Crystal and crown look original. Well done!

Here is mine:
916396-153f5600214c2d7fc40d0bbeb4b58474.jpg
 
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Nice watch! I have owned three of that reference, but as mentioned above, the non-date versions aren't easy to find. Congrats!
 
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I have no informations to share, just huge congrats! Great catch, seems lovely 馃槈
 
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Hi Mike

Thanks a lot! Nice Oyster on your beauty - those are really great bracelets!

I believe the hands might be Luminova service replacements, which are still available online. You can check with a UV torch. It has had a light case polish at some point but still retains the original shape. Crystal and crown look original. Well done!

The hands are for sure service, but when checking it under UV I think they are tritium (they don't glow long enough for luminova). When I got it, the crown was from a 666 but we were lucky and could find a bigger one for this model ::psy::
 
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Nice watch! I have owned three of that reference, but as mentioned above, the non-date versions aren't easy to find. Congrats!
Thank you! Yes, it was by chance. I was looking for a 666A, but then came the 866A - this was a must have 馃檮
 
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Dear all

I re-activate this thread to gather some information on the crown for the 866. I am looking for original measurements (diameter, depths, tube...) as - unfortunately - 馃が the gasket melted/broke in mine and I am looking for a replacement.... As it was already a replacement I am considering if the risk of broken gasket even in NOS crowns may be high - as it is 50+ years of rubber - I would be thankful for some good advice.

It seems hard to find information.

Thanks for helping!
 
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Unfortunately not - it is broken in pieces, and it looks like it is not intended to be replaced (like Rolex for example).
 
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You can replace a Rolex crown gasket, I do it all the time.
 
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You can replace a Rolex crown gasket, I do it all the time.

Exactly what I mean, but IWC seems to be not possible
 
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Exactly what I mean, but IWC seems to be not possible
Gotcha. That is a strange design choice!
 
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Love the 866 - congratulations. When I had to find original IWC parts I found ebay.de with the term 'iwc krone' yielded good results. Also due to popularity of IWC in Japan at the time there's a fair few parts out there. Good luck.