The Casio EFR-571MDC-1AVUEF Edifice watch combines a 47.1mm round shaped black ion plated stainless steel case and bracelet with a push button clasp. It has a black three dimensional analogue dial with luminescent hands, date display and chronograph sub-dials, which is protected beneath mineral crystal glass. Power is generated by the quartz movement. This model also has a water resistance of up to 100 metres. Neo-display A luminous coating provides long-term illumination in the dark after only a short exposure to light. Screw lock back The screw connection on the base of the housing optimally protects the inner workings of the watch and simultaneously provides easy access, when changing the battery. Stopwatch function - Total Weight 146g - Case Depth 11.3mm - Case Width 47.1mm - Watch Movement Quartz - Water Resistance 100 metres