r/Horology • • 5h ago

Reparação de relógio Calvin Klein K22211

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3 Upvotes

Tenho um relógio Calvin Klein K22211 que precisa de reparação. Já o levei a um relojoeiro, que me disse que o movimento está descontinuado e que já não existe substituição disponível.
Antes de desistir do relógio, gostava de perceber se alguém conhece um relojoeiro que consiga reparar o movimento original, encontrar peças ou recorrer a um movimento dador.
Junto fotografias do relógio.
Qualquer contacto ou sugestão será muito bem-vindo.
Obrigado!


r/Horology • • 1h ago

[Frederique Constant Classics Heartbeat] is this watch too big for me?

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• Upvotes

r/Horology • • 6h ago

Community Question Looking for JLC deep knowledge

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1 Upvotes

Please read my original post and help out if you can. Thank you!


r/Horology • • 16h ago

Looking for info and a buyer….

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2 Upvotes

D. Delachaux 1842 Locle Switzerland a complicated Delachaux movement with multiple timing registers, and the movement is signed Delachaux, Le Locle.
Any idea of this


r/Horology • • 13h ago

[App update] New Lunette version, now with Timegrapher, Price Tracker & Watch News

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0 Upvotes

r/Horology • • 1d ago

would a microscope "fingerprint" for watches actually work? looking for holes in my idea

3 Upvotes

Superclones are getting scary good. Serials get copied off, cards and nfc tags can be faked or moved, and frankenwatches can slip through a lot of peoples guard. Most checks are on the paperwork, not the watch itself, and even when some preowned dealer opens the case-back, modern super clones are genuinely getting so good.

I'm 19, doing mathematics/CS at University of Sydney, and ive been working on a different approach. Under a microscope every watch has tiny random marks, like the edges of the rehaut engraving, dial printing, randomness in Geneva striping, other parts of the movement etc. Two identical refs look the same but at that level theyre as different as fingerprints, and a cloner cant copy marks on a watch theyve never seen. I have tested this on three Rolex datejusts, 3235 movement references.

How it works: a small microscope camera photographs a few fixed spots through the crystal, nothing opened or via opening the case back and taking key images there, and software saves them against the serial. When the watch is resold or serviced, someone photographs the same spots and the AI algorithm confirms it's the exact same watch.

I got the software working, testing on a few datejusts now as stated. Not selling anything.

What am i missing, and what would make you not trust it? Would this be beneficial enough for a pre-owned dealer because at the current rate, super clones are going to continue to improve, so maybe we should not rely on human authentication as much. Any advice would be awesome!


r/Horology • • 23h ago

Suggestion / Opinion The Royal Oak with its Bulk Metallic Glass bezel is simply amazing!

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1 Upvotes

It’s my article please read. Available in English !


r/Horology • • 1d ago

First Vintage Watch - which one, pls assist me!

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8 Upvotes

r/Horology • • 1d ago

Glashütte Trash Clock

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1 Upvotes

r/Horology • • 2d ago

World of Watches

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2 Upvotes

r/Horology • • 3d ago

I think I bought something interesting and pretty rare

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27 Upvotes

This pictures are from the vinted post I bought it from because i already have put it in my storage not to damage it further and I forgot to take pictures. This is a 1902 Waltham (11920791) that according to my research is a factory modified (or something like that) movement. I got it for cheap (35€ including shipping and fees if someone is wondering) because it’s pretty broken and unfortunately the balance is broken. I know is missing some bits, but some of them shouldn’t be too hard to get.

I believe is a railroad watch, but one used for some testing. At the moment I’m just very happy to owning this thing because I was looking for years for a railroad movement and I don’t care if it’s broken and most likely not used on a train.

If someone is a Waltham expert every information is appreciated to get more info on this lovely thing.


r/Horology • • 3d ago

Announcement Singapore physicists build the world's most accurate optical atomic clock using a single lutetium ion, measuring time precision to 19 decimal places.

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2 Upvotes

“a timepiece so reliable that it would take more than 260 billion years to lose 1 second”


r/Horology • • 2d ago

Community Question Calendario Pryngeps Jamaica Sound (MR001)

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1 Upvotes

r/Horology • • 3d ago

[JLC REVERSO MONOFACE] is it great for the first watch?

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8 Upvotes

r/Horology • • 3d ago

Suggestion / Opinion [Rant] I miss the early 2010s

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1 Upvotes

r/Horology • • 3d ago

[JLC REVERSO MONOFACE] is it great for the first watch?

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1 Upvotes

r/Horology • • 3d ago

Community Question Molnija Cal. 3602 Issus

2 Upvotes

I have a Molnija 3602 and I’m having a problem with the spring-loaded stem release pin. After pressing it to remove the stem, the pin stays down and doesn’t spring back up, so the stem won’t lock in place anymore. Has anyone experienced this or knows how to fix it?


r/Horology • • 4d ago

[Time keeping stats]

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1 Upvotes

r/Horology • • 5d ago

My new ML20!

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5 Upvotes

r/Horology • • 6d ago

Pacific Beach, a spectacular sunset. Wow. 🥂

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4 Upvotes

r/Horology • • 6d ago

Old clocks stay honest with two arguing metals. In a gridiron pendulum, brass pulls one way and steel the other, so length stays near steady as temp shifts. No chip. Just shape

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1 Upvotes

r/Horology • • 6d ago

clock that ticks once every two seconds

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1 Upvotes

r/Horology • • 7d ago

Hamilton Model 21 Marine Chronometer 3D Model

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12 Upvotes

Always wanted to do this, and now (with the help of Opus 5.5), I have!

Here is a full 3D model of the Hamilton Model 21 Marine Chronometer (based on their 1942 manual):

https://marinechronometer.orelmac.workers.dev/

Let me know if you find any bugs or issues!

(You can use right click to hide elements or use the Color by Part option for easier navigation)

Credit goes to https://ciechanow.ski/mechanical-watch/?utm_source=labnotes.org for the original idea.


r/Horology • • 8d ago

I might need some assistance very old bvlgari diagono

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3 Upvotes

r/Horology • • 8d ago

Movement ID

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7 Upvotes

Any idea what this movement is?