The Travellers Choice The GMT-Master range has long symbolised precision across time zones, becoming an essential companion for aviation and global pursuits. This 2021 reference stands as an evolution of that tradition, reflective of enduring innovation and iconic style. Performance in Motion Equipped with a rotatable 24-hour bezel and presented on a robust Oyster bracelet, the watch houses calibre 3285, ensuring faultless dual-time functionality with a 70-hour reserve. A vivid design and technical assurance converge beneath a resilient sapphire crystal.