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.
Titanium is a high-tech material that always comes into play when extreme robustness and light weight are required, as it is half the weight of steel. The titanium case on this model makes it extraordinarily lightweight and so particularly pleasant to wear; furthermore, it is suitable for those with allergies and easy to care for.