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How did he do a Hesalite swap without nodding the case?
A watchmaker in Germany can also do these lovely mods.
The most expensive job is re-lume ~1500EUR.
Broad arrow re-issue dial is about 400-500€.
Don't know the price for crystal and tension ring, but the total cost is about 3000 EUR.
It is the crystal swap part that would make me concerned and I too would like to hear how it’s done or at least reassurance it has been done well since a bodged job could lead to water ingress and/or a missing crystal and catastrophic dial damage. Is it actually the same Omega crystal as the Pro? Perhaps a different size fits. If it is a reliable mod then that is good news all round since a replacement sapphire is like North of $600, but I still have concerns.
With regards to the crystal, the case has not been modified. It can be returned to standard specification at any time.
Yes the crystal has a tension ring as it is the standard crystal used on the standard Speedmaster. With a heavy enough knock it is possible to knock any plastic crystal out so looking after it is key.
Not bad! Pretty cool.
I’m more curious to know what it cost you though, compared to a real Ed white with relume. Real but all relumed EW doesn’t go for that high.
And now I'm officially out of the Ed White market, since there will be no way to keep these from being passed off as such.
Just to put this to rest about the crystals...they are not a "straight swap" as I will show:
The standard acrylic crystal for a Speedmaster Pro is this:
063PW5139 | GLASS PLEXI BLACK RING D34.13 H5.1
So the diameter is 34.13 mm, and it presses directly into the steel case opening as armoured (tension ring) crystals do.
The sapphire crystal for the FOIS is the same as with the regular sapphire Speedy Pro:
062SL5005 | GLASS SAPPHIRE AG1S MET D34.2 H4.65
So the diameter here is slightly larger. But this sapphire crystal is held in the case by a crystal gasket:
298EN5189 | CRYSTAL GASKET Ø35 T0.57 H0.85
The thickness of the gasket is 0.57 mm, so that is on the radius. If you remove the sapphire crystal and gasket and tried to install the acrylic crystal directly into the steel case (the way a tension ring crystal is supposed to be inserted into a case) the crystal would not seat in the FOIS or sapphire Speedy Pro case as the case opening is far too large.
My guess is that the gasket has been left in the case (or hopefully a new one installed) and this is what is holding the acrylic crystal in. Given that the interference fit on a sapphire crystal with hard plastic gasket is quite small (2-3 hundredths of a mm in the designs I've done so less than the difference in crystal diameters above), I'm not sure I would be confident that this arrangement is as secure as an acrylic crystal in a case that was designed for it. Not only on the diameter, but the depth of engagement into the case. The gasket above for the sapphire crystal is 0.85 mm tall, and the depth of engagement in an acrylic cased Speedy is about 1.15 mm, so the crystal isn't seated as deeply either from what I can see.
Anyway, it's not a "straight swap" as people keep saying it is - that's my main point here. To me that means being able to remove the sapphire and press the acrylic straight into the case as it was designed to be installed.
It definitely looks nice though so I can understand the interest in this mod. 👍
Cheers, Al
Hope you're not serious. I was looking for an original EW prior to this, but was not happy with how pretty much all had replacement parts and not original (no DON bezel, relumed, service caseback, etc). I could not verify what was what and did not want to get burned.
what hope do I have for ever being able to tell the difference? [...] I just don't think I'm ever going to get to the level of the many people here who can look at a dial and instantly tell from where and whence it came.
Yeah, I pretty much am serious, facepalms aside. If the guy who did these mods wants to call it an EW, what hope do I have for ever being able to tell the difference? Sure, caveat emptor and do your due diligence applies to everything. I just don't think I'm ever going to get to the level of the many people here who can look at a dial and instantly tell from where and whence it came. You do you, and no hard feelings from me, but there are just some authentic vintage models I'm resigning myself never to own.
#darkplace #makemesmart
And now I'm officially out of the Ed White market, since there will be no way to keep these from being passed off as such.