IsoBrite Valor Series T100 Tritium Military Chronograph, Model ISO401 by Armourlite

Armourlite has extended the T100 Tritium Collection to include a true Swiss Chronograph (stopwatch) model with includes even more tritium illumination. The model ISO401 uses the T100 Tritium to fully illuminate the numeral 12 plus uses two tritium markers on the unidirectional bezel,  The Isobrite Valor Series ISO401 watch by ArmourLite features a Swiss Ronda 5040.D Quartz chronograph movement, an anti-reflective scratch resistant sapphire crystal and water resistance down to 200 Meters (20 ATM / 660 FT).Unlike ordinary tritium watches that use T25 tritium illumination, the Isobrite watches use ultra bright T100. This makes them up to 4 times brighter than the famous competition brand.In addition, while most polycarbonate watches use mineral crystals, ArmourLite made the Isobrite watches with an anti-reflective scratch resistant sapphire crystal. MODEL #ISO401 Swiss Made Ronda Caliber 5040.D Chronograph (Stopwatch) Movement Long Life 54 Month Battery Lightweight and Tough Polycarbona