A frequent point of discussion among enthusiasts is the distinction between various multi-zone functions. While GMT, Dual Time, and Worldtimer watches all serve the same general purpose, they employ different mechanical solutions and offer distinct user experiences.
To answer these questions, we are revisiting a technical guide from our archives that clarifies the mechanics of travel-time horology.
The guide provides a detailed breakdown of these three categories, explaining their technical characteristics and practical applications.
Read the full article: “GMT, Dual Time and Worldtimer watches: key differences explained”




