Model: GA-2100VB-1ADR Gender: Unisex Warranty: 12 Months Features Watch Shape:Round Glass Composition: Mineral Crystal Case Material: Resin Case Color: Black Dial color: Digital, Black Band Material: Rubber Band Color: Black Mechanism: Analog-Digital Measurements Case Width: 45mm Case Thickness: 11mm Water Resistance Pressure: 20ATMs Splash Resistance: Yes Swimming Practice:Yes Diving Practice:Yes Not recommended to use in saltwater or in a hot shower (except watches appropriate for professional diving) Clock Functions World Time 31 Time Zones (48 Cities + Universal Coordinated Time), Daylight Time On/Off Stopwatch Timer 5 Daily Alarms Hourly Signage Dual LED Light (White Color) Complete Automatic Calendar (Until Year 2099) Switch Operation Sound On and Off 12/24-hour formats Pointer Change Feature Regular time: Analog: 2 hands (hour, minute (hands move every 20 seconds)), 1 dial (day) Digital: Hour, Minute, Second, Pm, Month, Date