Cart 0

Isobrite Valor Series ISO403 Swiss Made T100 Tritium Illuminated Chronograph


  • $495.00


Since 2007, Armourlite is the leading American Company making the toughest and brightest Swiss Tritium Watches for the military, law enforcement, hunters, divers and sportsmen nationwide. And their U.S based service and support are beyond compare.

The new ISO403 Valor Series Chronograph continues that tradition of innovation and design excellence  with the newest extra long and extra bright T100 Tritium Tubes at the top of the dial, assuring ease of vision and proper orientation of the watch under any lighting or conditions.

In addition to Swiss Tritium Tubes, Armourlite selected the Swiss Made Ronda 5040.D chronograph movement to assure both the precision accuracy and durability of your stopwatch. Whether you are an aircraft or vessel pilot, auto racer, diver, police officer, EMT professional or just an everyday sports enthusiast, this timepiece will assure you are properly equipped.


  • Armourlite IsoBright Model: ISO403
  • Illumination: 17 x Swiss-Made T100 tritium markers
  • Functions / Features: Chronograph, date display
  • Movement Caliber: Ronda 5040.D quartz (Swiss Made, 13 jewels)
  • Battery Life: Up to 54-months
  • Crystal: Scratch-resistant sapphire with anti-reflective coating
  • Case Material: Carbon fiber reinforced polycarbonate
  • Caseback: Stainless steel engraved plate fixed with 4 security screws
  • Bezel: Unidirectional ratcheting diver bezel with a tritium elapsed minute marker
  • Crown: Double-gasket push-in with side shields
  • Water Resistance: 200m / 660ft / 20atm
  • Case Diameter: 47mm
  • Case Thickness: 14mm
  • Lug Width: 24mm
  • Weight: 3 ounces


  • Top Flight Watches; 30 Days, No Questions Asked, Money Back Guarantee

We Also Recommend