Frédéric Piguet & The Ultra-Thin Chronograph: Calibre 1180

Having now worked on a few different chronograph movements we had the opportunity to experience a high end mechanical chronograph, the Frédéric Piguet calibre 1180. They first released this ultra-thin hand wound chronograph caliber in 1987. With a total height of just 3.95 millimetres it was, at the time of its release, the thinnest chronograph […]