Frédéric Piguet has as their claim to fame (well, at least one of their claims) for having produced what was, at the time, the thinnest hand-wound chronograph movement in their Calibre 1180.
Frédéric Piguet has as their claim to fame (well, at least one of their claims) for having produced what was, at the time, the thinnest hand-wound chronograph movement in their Calibre 1180.