Marathon GSAR Watches

Marathon GSAR watches (Government Search and Rescue) represent the core of Marathon’s professional tool watch offering, designed specifically for military, diving and extreme operational environments. Manufactured in Switzerland and issued to military personnel, the GSAR is one of the most respected modern military dive watches, built to deliver uncompromising reliability in the harshest conditions. Known for its robust construction, exceptional legibility and high water resistance, the GSAR collection is ideal for those searching for diver watches, military watches, Swiss tool watches and Marathon watches in the UK. As a true purpose-built instrument, the GSAR stands apart from traditional luxury watches, focusing entirely on performance, durability and real-world functionality.

Powered by a Swiss automatic movement, Marathon GSAR watches provide reliable, self-winding timekeeping designed for continuous use without battery reliance. Key features include tritium gas tube illumination for constant visibility in all lighting conditions, a unidirectional rotating bezel for precise dive timing and a highly durable stainless steel case built to withstand impact and pressure. With water resistance typically rated to 300 metres, the GSAR is engineered for professional diving applications while remaining suitable for everyday wear. Sapphire crystal ensures scratch resistance, while the clear, highly legible dial enhances usability in critical situations. With its combination of military specification, Swiss engineering and proven field performance, the Marathon GSAR remains one of the most authentic and capable modern tool watches available.