Product Description Swiss quartz movement, Sport watch, Diver, Luminous hands and markers, White numbers, 24 hour timekeeping, Analog date display, Brushed black PC/carbon ratcheting bezel is etched with white numbers, Black PC/carbon case and crown (gray), Black PC/carbon caseback with four screws, Mineral crystal, 200 meters/660 feet water resistant Features Case Material-carbon reinforced polymer injection molded case Case Diamter-44 mm Bezel-Unidirectional polymer ratcheting bezel Caseback-Black carbon reinforced 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-signature PU strap Lug Width-23 mm