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Hi everyone,
I'm being offered a Seamaster Pro 300M ref. 2531.80.00, with serial number 80893642, which should place its production around 2004–2005.
The watch appears to be all-original in terms of case, dial, and movement — it has the Omega 1120 calibre and the caseback reference 166.1623, consistent with this model.
However, I have a question about the bracelet and clasp combination:
The bracelet is marked 1502/824, which I understand is…
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