The AW-90H-9EVEF Casio Collection watch combines a 39mm round shaped resin case and black resin strap with a traditional buckle. It has a black dual display dial with luminescent hands and an LCD screen which is protected beneath resin glass. Power is generated by the quartz movement. This model also has a water resistance of up to 50 metres. Accuracy +/- 30 seconds per month Alarm function Automatic calendar Once set, the automatic calendar always displays the correct date. Dual time Simultaneous display of the current time in two different time zones. Home city time swapping. Resin band Synthetic resin is the ideal material for wrist straps thanks to its extremely durable and flexible properties. Spherical glass The surface of the watch glass is domed offering a high level of stability and resistance against pressure. Stopwatch function - Total Weight 30 grams - Case Depth 11mm - Case Width 38mm - Watch Movement Quartz - Water Resistance 100 metres