MARATHON TSAR NASA Tritium Quartz Dive 300m STERILE WW194007


Availability: In stock

Regular Price: $870.00

Special Price: $696.00

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Regular Price: $870.00

Special Price: $696.00

MARATHON TSAR NASA Tritium Quartz Dive 300m STERILE WW194007

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MARATHON Watch is currently 'ONLY' manufacturer supplying to U.S. Military.

Following link requires PDF to open:

U.S. Military Specification - each watch must pass all specification.

U.S. Qualified Product List -as you can see only Marathon supplies U.S. Government

  • ISA High-Torque Swiss Quartz
  • Case diameter 39.5mm (excluding crown guard)
  • 43.0mm (including crown guard but excluding crown)
  • Stainless Steel Case 316L grade
  • 30 ATM Water Resistant (300 m depth)
  • Sapphire Crystal
  • Screw Back
  • Date


This one is 'Sterile' Version without U.S. Government on the dial, as some departments specifies Sterile dial. Or for Canadian government.

Canadian SAR#: 6645-20-001-9382

Dial uses Tritium Vial Technology. Luminous property will be stable for next 15 years (approx.). What this means is that you will not have to 'charge' the light for these index to glow in the dark! 'H3' on the dial indicates scientific symbol of 'tritium.' Along with radioactive symbol at 3 o'clock.

*Please note that the radioactive dose is way below safe level.

Water resistance rated to 300m / 1000ft depth. Case is cut from 316L grade solid stainless steel. Equipped with screw down crown with anti-slip engraving on the surface so one can operate with gloved hand.

  • Maximum width including bezel and crown is: 46.0mm
  • Sapphire Crystal thickness: 2.8mm
  • Case thickness: 13.55mm
  • Weight including rubber strap: 100g

Includes genuine rubber strap, and box.

Comes with 2 year warranty.


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