Marathon Search and Rescue Divers Quartz Wristwatch TSAR Black NSN 6645-20-001-9382 WW194006SS-0230. These Men's Watches from Marathon have tubes of tritium on the hour markers hour hand and minute hand for dependable softly glowing illumination that will last for 25 years. The Marathon Watch Search & Rescue Divers Quartz Watch was designed to be used by divers with an extremely scratch resistant sapphire crystal that ensures the dial is readable deep under water and in bright daylight. Combining military toughness with Swiss craftsmanship the Marathon Watch TSAR Search & Rescue Waterproof Illuminated Quartz Watch is ideal for all kinds of hunting and outdoor adventures. Specifications for Marathon Search and Rescue Divers Quartz Wristwatch TSAR: Manufacturer: Marathon Application: Search and Rescue Gender: Male Dial Color: Black Band/Strap Color: Black Case Color: Silver Case Material: 316L Surgical-Quality Stainless Steel Case Diameter: 41 mm Band/Strap Material: Vulcanized Rubber Wrist Band Type: Strap Water Resistant Mark: 1000 ft Condition: New Country of Origin: Switzerland Age Group: Adults Features of Marathon Search and Rescue Divers Quartz Wristwatch w/Tritium Illumination TSAR: Designed for use by Search and Rescue divers. Worn by troops in Iraq and Afghanistan. Self illuminated 24/7 tritium gas tubes on minute hand hour hand and at each hour position on dial last for up to 25 years. Hour positions indicate both military time and standard time. Second hand luminous tip and bezel triangle at 12:00 position use MaraGlo paint for low light viewing. Water resistant down to 30 ATM: 300 meters (1000 feet) underwater. Uses Swiss made 3 jewel ETA F06 high torque quartz movement with End-of-Life (EOL) indicator. Sapphire crystal is scratch resistant and ensures that the dial can be read under direct sunlight or deep under water. Durable vulcanized rubber strap. Package Contents: Marathon TSAR Search and Rescue Divers Quartz Wristwatch Marathon WW194007SS-0030: Search and Rescue Divers Quartz Wristwatch TSAR Black NSN 6645-20-001-9382