Luminox NAVY SEAL Steel Colormark Chronograph Mens Divers Watch XS.3181.LLUMINOX is SWISS MADE. Quality for maximum demands on robustness and excellent readability. Each watch contains tiny self luminous elements developed by the Swiss world leader in tritium lighting components. These luminous elements (borosilicate glass capsules) are firmly embedded in the hands, the hour markers and, if necessary, on the bezels of the watches. Whether in the morning twilight or while diving and even in complete darkness. The current