There are few names in the golden age of watchmaking as revered as Vénus, which produced some of the best chronograph movements of the 1940s. But the history of this small Swiss company is not well documented, and the story reveals the surprisingly-connected world of watchmaking at the time. Vénus rose and fell in just a few decades, but the legacy of their chronograph movements, especially the legendary rattrapantes used by Breitling, lives on.