
Mach's latest acquisition, the Nivada Grenchen Chronograph Valjoux 23 Broad Arrow, highlights a growing trend in luxury watch collecting: the allure of vintage-inspired reissues powered by New Old Stock (NOS) movements. This article explores Mach's journey to securing one of the 25 limited-edition pieces and delves into the design choices that make this particular Chronomaster Aviator Sea Diver (CASD) a standout for enthusiasts of dive and pilot watch history.





The packaging is identical to my Antarctic from last year, and the watch itself hits all the right vintage notes:




Nice vintage vibe to it.
Their CASD has been on my radar for quite a while. It wasn’t a difficult decision! Enjoy yours!🥂
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