Hazard 4 Heavy Water Diver Blacktie "A" Wristwatch H3 This timing function is separate

This timing function is separate from the main time-telling function of the watch can be used to record events and operated by two pushers on either side of the crown

Matt black case

The glass of the TSAR is in fact not glass

scratch resistant sapphire crystal

4 years in the making

Hazard 4 Heavy Water Diver Blacktie "A" Wristwatch H3 This timing function is separateHazard 4 watch hands & indicators glow continuously (night or day,) powered by an unusual, government regulated technology that combines hydrogen 3 gas (tritium H3), glass tubes, and phosphors into self contained mini lamps (expertly Swiss made in many colors.) Tritium bulbs don't charge by battery, sun, or flashlight, unlike other watches using simple luminescent paint or battery run film. They don't fade overnight like those paints, and require no