The DX3 Glow Series features our legendary patented A-2 Unibody 40mm case in a special luminous resin material. The watch case will emit a continuous glow for hours based on the level of light exposure. This is beneficial for low light activities for locating and reading the watch. Additionally, packed with performance features such as precise and reliable all-metal movement, 4 year battery life, 50M water resistance, Active-Comfort B-Type Dash Line nylon band, Swiss super luminous hands & markers, solid stainless steel crown, case back and band hardware, and scratch resistant R-Type mineral glass crystal.