Product Description Swiss quartz analog movement, Identical to Navy Seal 3013orig with a new face, Tempered scratch resistant mineral glass crystal, Date window, Meets military specifications of all branches of the US Armed Forces (MIL Spec # W-4637 4F), Water resistance 200m, All day luminescent hands never need light to recharge. Features Case Material-Carbon reinforced polymer injection molded case Case Diameter-43 mm Bezel-Unidirectional polymer ratcheting bezel Caseback-Black PVD plated stainless steel case back secured with stainless steel screws Crystal-tempered scratch resistant mineral crystal Crown-Double gasket push in crown Water Resistance-200M Movement-Jeweled Swiss quartz movement Battery Life (months)-45 End of Life (EOL)-N Strap-PU strap Lug Width-22 mm