Testing Speed With the Zenith Defy Extreme
This article was originally published in the May/June 2022 Issue of the WatchTime print magazine. Zenith built the El Primero, the world’s most accurate chronograph, in 1969. But now the manufacture has increased its beat frequency from 1/10 to 1/100 of a second. We took a look at what the fastest mechanical watch can do with its...
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Jul 11, 2023 by Jens Koch
