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27 July 2022, 08:41 AM | #1 |
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Vintage Rolex Oyster Octagonal
Good Evening, Thanks to amin for adding me to the forum I'm looking for information regarding this vintage Rolex with Ultra Prima Movement if anyone can contribute, is there any way to tell if its chronometer certified also any further information would be helpful? Thank you in advance
Last edited by Hew72; 27 July 2022 at 08:45 AM.. Reason: Adding photos |
27 July 2022, 10:21 AM | #2 |
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The Swiss Chronometer Certification (COSC) did not exist until about 1974.
There was plenty of accuracy testing going on back then, but there was no real definition until COSC, and anybody could claim the title.
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27 July 2022, 04:12 PM | #3 |
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Did Rolex copy Breguet? Those hands look familiar.
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