Marathon 46mm Jumbo Diver/Pilot's Automatic Chronograph (CSAR)

The CSAR is the jewel in the crown of Marathon's SAR professional diving watch series, renowned for its superb quality and exceptional performance, and often hailed as the "Holy Grail" of military watches. It is the first choice for those seeking the ultimate in quality and performance. The dial design addresses practical operational needs, featuring a specially crafted oversized bezel that facilitates easy operation even when wearing gloves. Its advanced luminous feature ensures visibility in low-light conditions. The 30ATM screw-in crown, coupled with state-of-the-art O-ring technology, provides outstanding water resistance, capable of withstanding high-pressure environments such as skydiving or deep-sea diving. The high-torque configuration ensures accurate transmission from the movement to the hands, and includes an Incabloc™ shock absorber system, offering superior resistance to disturbances.

1. Exceptional Timing Performance
   The chronograph function utilizes a 25-jewel automatic movement, with a precision of 1/5 second and decimal timing to 1/100 minute, ideal for flight logbooks and fuel consumption tracking. It is capable of tracking up to 12 hours of elapsed time, making it highly suitable for pilots and divers.
   
   
2. Durable Materials Construction
   Constructed from 316L stainless steel, ensuring the watch's robustness and corrosion resistance. Its scratch-resistant sapphire crystal maintains optimal clarity and readability.
   
   
3. Unique Professional Luminous Feature
   Fitted with self-luminous tritium gas tubes at each hour marker and on the hands, and incorporates MaraGlo™ for the 12-hour bezel marker, ensuring visibility in dim environments.
   
   
4. Precise Swiss Craftsmanship
   Features a Swiss-made 25-jewel ETA Valjoux 7750 mechanical movement with a 44-hour power reserve, and includes the Incabloc™ shock absorber system, ensuring high precision and reliability under any conditions.
   
   
5. Designed for Military Aviators
   Engineered to support Search and Rescue (SAR) missions, specifically for military pilots and divers to withstand extreme conditions. It boasts a carefully designed oversized bezel, luminous features, and 30ATM water resistance.
   
   
6. Professional Wristband Kit
   The CSAR includes a Swiss-made 3-Piece Kit, made from high-performance FKM rubber, tailored to meet the rigorous demands of military use.

Founded in 1939, Marathon Watch Company is headquartered in Canada, with all watches manufactured in Switzerland. Since 1941, Marathon has been supplying various precision timepieces to the U.S. military and numerous NATO forces, and is now standard issue for the U.S. Army, Navy (USN), Marine Corps (USMC), NASA, and the Canadian Armed Forces, as well as many law enforcement and governmental agencies worldwide. As the sole active military watch contractor for the U.S. government, Marathon combines military durability with Swiss engineering and craftsmanship to ensure the highest levels of quality, precision, and reliability.