Casio G-SHOCK Utility Metal Men Analog-Digital Watch – Green & Grey | GM-2100CB-3ADRCasio G-SHOCK Utility Metal Men Analog-Digital Watch – Green & Grey | GM-2100CB-3ADR combines the iconic metal-covered octagonal GM-2100 design with a rugged green fabric strap. Its grey ion-plated stainless-steel bezel, Shock Resistant construction, Double Super Illuminator lighting, and 200-meter water resistance deliver practical utility styling with dependable G-SHOCK durability. Casio G-SHOCK Utility Metal Men Analog-Digital Watch – Green & Grey | GM-2100CB-3ADR brings a rugged utilitarian character to the slim GM-2100 Series. Its green fabric strap is paired with a dark grey metal-covered octagonal bezel, creating a strong contrast between durable textile and stainless steel. The stainless-steel bezel receives grey ion plating, while the inner case is made from resin to preserve G-SHOCK shock resistance without adding excessive weight. The watch measures 49.3 44.4 11.8 mm and weighs 72 g, maintaining the slim profile associated with the 2100 Series. Shock Resistant construction, Mineral Glass, and 200-meter water resistance provide dependable durability for casual wear, travel, work, and outdoor activities. The green cloth band supports a comfortable utility-inspired fit and accommodates wrists measuring approximately 145215 mm. Practical functions include World Time across 31 time zones, a 1/100-second stopwatch, a 24-hour countdown timer, five daily alarms, Hand Shift, Neobrite, and Double Super Illuminator LED lighting for the analog dial and digital display. Two SR726W batteries provide approximately three years of operation. Utility Metal collection designGreen rugged fabric strapDark grey ion-plated stainless-steel bezelIconic octagonal GM-2100 profileSlim 11.8 mm constructionShock Resistant structure200-meter water resistanceAnalog-digital displayDouble Super Illuminator LED lightingWorld Time across 31 time zones1/100-second stopwatch24-hour countdown timerFive daily alarmsHand Shift functionNeobriteApproximately three-year battery lifeSpecificationDetailsBrandCasioSeriesG-SHOCKModelGM-2100CB-3ADRCollectionUtility Metal / GM-2100 SeriesColorGreen / Dark GreyProduct TypeMens WatchDisplayAnalog-DigitalMovementQuartzCase MaterialResinBezel MaterialStainless SteelBezel TreatmentGrey Ion PlatingConstructionShock ResistantBand MaterialClothGlassMineral GlassWater Resistance200 m / 20 BarBatterySR726W 2Battery LifeApprox. 3 YearsCase Size49.3 44.4 11.8 mmWeight72 gCompatible Wrist Size145215 mmNeobriteYesWorld Time31 Time Zones, 48 Cities and UTCDaylight SavingOn / OffStopwatch1/100-SecondStopwatch CapacityUp to 23 Hours, 59 Minutes and 59 SecondsStopwatch ModesElapsed Time, Split Time and First/Second Place TimesCountdown TimerUp to 24 HoursTimer Setting Range1 Second to 24 HoursAlarmFive Daily AlarmsHourly Time SignalYesLightDouble Super Illuminator LEDDial LightLED Light with AfterglowDigital Display LightLED Backlight with AfterglowLED ColorWhiteHand Shift FeatureYesButton ToneOn / OffCalendarFull Auto Calendar to 2099Accuracy15 Seconds per MonthTime Format12/24-Hour