The Navy SEALs are legendary for their go-anywhere, under-any-conditions performance. That's why they need a watch that can do the same. Not only do they wear this watch, they assisted in the design of the second hand and bezel. These watches feature 16 gas lights for readability underwater or in total darkness. They have a 10-year warranty on illumination. Tempered mineral-glass crystal faces. Multijewel Swiss quartz movement. The Series II has a nylon band with Velcro closure and uses a waterproof Pittards leather tab and keeper. Swiss-made. Water-resistant to 660 feet. Case diameter: 1.8.Colors: Black, Khaki, Blaze Orange, Yellow, Blue. Each Luminox watch employs tiny self-powered, microgas lights in the hands and dial for high visibility. Guaranteed to glow for 10 years, they require no external light source to charge them, and there's no need to push a button to light the dial.