The city hosting the Swatch Museum within the Cité du Temps is Biel, also known as Biel/Bienne.
Biel lies in the Swiss canton of Bern and is one of Switzerland’s historic watchmaking centers. It is also home to Swatch’s headquarters, making it a natural location for a museum devoted to the brand’s design history and technical development. The city’s bilingual name reflects its German- and French-speaking cultural setting: Biel is the German name, while Bienne is French.
The Cité du Temps, meaning “City of Time,” is part of the Swatch Omega Campus. The complex brings together Swatch and Omega exhibitions under one roof, giving visitors two very different views of watchmaking: Swatch’s playful, colorful approach and Omega’s luxury and technical heritage. The building was designed by Japanese architect Shigeru Ban and opened to the public in 2019.
A frequent mix-up is Geneva, which is strongly associated with Swiss watchmaking and major horological institutions. Basel and Zürich are also prominent Swiss cities, but neither is the home of the Swatch Museum at the Cité du Temps. For this museum question, Biel/Bienne is the canonical answer.