Exact, more exact - chronometer. A chronometer is a watch whose precision has been officially tested and certified by an independent testing laboratory. This Certina model has been tested by the Contrôle officiel suisse des chronomètres (COSC), the official Swiss testing authority, and awarded the quality certificate.
All the time in the world
This model features a function to effortlessly set a second time zone – perfect for those who want to know the time on the other side of the globe. The 24-hour display can be operated independently of the standard minute and hour hand, and can be read easily at a glance.