In 2017 , for the Only Watch auction, the classicist Laurent Ferrier teamed up with the Urwerk masters of avant-garde, Felix Baumgartner and Martin Frei , giving birth to the Arpal One : a futuristic wandering hours watch powered by Urwerk's caliber UR5.0...
which is very coherent. The rose gold version was a second thought and is perhaps a little less coherent with the primary industrial inspiration of the design.