Marathon 34mm GPM Type II - Field Mechanical
Marathon 34mm GPM Type II - Field Mechanical
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Marathon 34mm GPM Type II - A Rugged and Reliable Military Mechanical Watch: Designed for All-Conditions Combat
Marathon 34mm GPM Type II (General Purpose Mechanical) is a military-grade classic Field Watch that meets U.S. military standard MIL-PRF-46374G, Type II, Class 4. Inspired by military watches produced during World War II, it showcases exceptional stability and durability, whether for military missions or everyday wear. This model is powered by the Seiko NH35A automatic movement, supporting both manual and automatic winding. Its high-strength composite fiber case and Tritium gas tube illumination ensure easy readability even in extreme conditions.
Military-Grade Durability & Professional Performance
- Meets MIL-PRF-46374G (Type II, Class 4) military standards, suitable for harsh environments and ground operations.
- Powered by the Seiko NH35A automatic mechanical movement, supporting both automatic and manual winding.
- 24 jewels in the movement structure enhance timekeeping accuracy and durability.
- Dual-scale design supports 1-12 and 13-24 hour formats for easy switching between standard and military time.
- Illumination features Tritium gas tubes, providing continuous brightness for quick reading in low-light environments.
Rugged Construction & Lightweight Design
- The case is made from high-strength composite fiber (Fibreshell), balancing lightweight properties with durability.
- Sapphire crystal is scratch-resistant and maintains clarity over time.
- The crown features a pressure-fit design, reducing overall weight while providing basic dust and water resistance.
- Equipped with a 16mm ballistic nylon strap, offering excellent tensile strength and abrasion resistance; durable metal hardware ensures secure long-term wear.
- Water resistance up to 3 ATM (30 meters/100 feet), suitable for daily wear and basic outdoor activities.
A Legacy of Excellence: The Evolution of the Field Watch
The General Purpose series by Marathon dates back to 1941 when the original Field Watch prototype was designed for Allied forces. It laid the foundation for military-issued watches like the GG-W-113 in the 1960s. Trusted in harsh combat conditions, these timepieces have witnessed countless military operations and ground missions. Over time, Marathon has continuously refined its designs, incorporating new technologies to ensure every watch performs reliably in the field while meeting the modern wearer's demands for precision and durability.
Marathon: A Pioneer in Military Timekeeping
Since its establishment in 1939, the Marathon Watch Company has been dedicated to developing high-quality military watches. All products adhere to strict military standards and are trusted by NATO, the U.S. military, and major law enforcement agencies. Rooted in military field operations, Marathon blends tradition with innovation, becoming a symbol of excellence in military timepieces, offering reliable, rugged, and precise timekeeping tools.
Technical Specifications
NSN | 6645-00-066-4279 |
Military Standard | MIL-PRF-46374G (Type II, Class 4) |
Movement | Seiko NH35A Automatic Mechanical |
Jewels | 24 |
Power Reserve | Approx. 41 hours |
Date Function | No date display |
Illumination | Tritium gas tubes |
Case Material | High-strength composite fiber (Fibreshell) |
Case Finish | N/A |
Water Resistance | 3 ATM |
Crystal Material | Sapphire |
Crown Type | Pressure-fit crown |
Case Diameter | 34mm |
Case Thickness | 12.5mm |
Lug Width | 16mm |
Lug-to-Lug | 41mm |














