ArmourLite IsoBrite Executive Tritium Automatic Watch

ArmourLite IsoBrite Executive Tritium Watch

There’s a certain kind of authority that doesn’t raise its voice. The ArmourLite IsoBrite Executive Tritium Watch is built for that kind of presence—the quiet confidence of someone who knows their craft, keeps their word, and doesn’t need to explain themselves. It’s a watch that transitions seamlessly from boardroom to backcountry, from polished steel desks to dimly lit departures before dawn.

At first glance, the Executive is refined: clean lines, balanced proportions, and a dial that values clarity over clutter. But beneath that tailored exterior beats a heart of pure capability. ArmourLite’s signature IsoBrite tritium illumination glows constantly—no charging, no button presses, no excuses. When the lights go out, the Executive simply keeps doing its job.

The sapphire crystal is built to endure hard knocks and careless encounters with reality, while the solid case and water resistance ensure it’s ready for whatever the day—or night—decides to throw your way. This isn’t a fragile dress watch pretending to be tough. It’s a capable instrument wearing a suit.

The IsoBrite Executive is for those who lead from the front, arrive prepared, and understand that true professionalism is forged in reliability—not flash. 

Because real authority doesn’t sparkle. It glows—steadily, relentlessly, and without fail.

To easily tell the time in any lighting environment, the watch features 64 self-powered tritium markers by trigalight®. These are the same constantly glowing tritium markers that are used in weapon sights.

For the ultimate protection of the dial, the shatterproof Armourglass crystal can withstand up to 6,000 Vickers, whereas most watch crystals can only withstand about 700. Using the same technology as bulletproof glass, we have achieved a crystal that won’t shatter even when one layer is compromised. 

Equipped with a reliable and proven ETA 2824-2 Swiss automatic movement, the watch does not need a battery to power the movement or the illumination.

Key Features

• 64 SWISS TRITIUM ILLUMINATION MARKERS: ArmourLite watches have tiny glass tubes that are filled with tritium gas and then hermetically sealed. The electrons of the gas continuously react with phosphorescent paint resulting in a radio luminescent light source that glows constantly for several decades. No external power source or charging-by-light is necessary to maintain the glow. The glow is completely self-powered.
• SHATTERPROOF ARMOURGLASS: The watch is protected by shatterproof Armourglass crystal that can withstand up to 6,000 Vickers, whereas most watch crystals can only withstand about 700. Using the same technology as bulletproof glass, we have achieved a crystal that won’t shatter even when one layer is compromised
• SWISS AUTOMATIC MOVEMENT: The watch is powered by the reliable and proven ETA 2824-2 Swiss automatic movement, the watch does not need a battery to power the movement or the illumination.
• ULTRA LIGHTWEIGHT: The watch features an ultra lightweight and extremely durable carbon fiber reinforced case with a diameter of 43.5mm. The double-gasket push-in crown on the right side of the case is protected by two side shields. For keeping track of elapsed dive time, the case has a unidirectional ratcheting diver bezel.
• Crystal: Shatterproof Armourglass (hardness rating of 6,000 Vickers)
• Power Reserve: ~38 hours
• Vibrations Per Hour: 28,800 (4 Hz)
• Crystal: Scratch-resistant sapphire with anti-reflective coating
• Case Material: Black PVD 316L stainless steel
• Case Diameter: 49mm
• Case Thickness: 15mm
• Caseback: Stainless steel engraved screw-in plate with exhibition window
• Bezel: Unidirectional ratcheting diver bezel with a tritium elapsed minute marker
• Crown: Double-gasket screw-in with side shields
• Water Resistance: 300m / 990ft / 30atm
• Band Material: Rubber or Genuine leather
• Band Width: 22mm
• Band Clasp: Stainless steel buckle
• Warranty: 2 years (Tritium illumination lasts several decades)