G-Shock - GM-2100C-5AER

Case size (L× W× H)\n49.3 × 44.4 × 11.8 mm\nWeight\n72 g\nCase and bezel material\nCase / bezel material: Resin / Stainless steel\nBand\nCloth Band\nConstruction\nShock Resistant\nWater resistance\n200-meter water resistance\nWorld time\nWorld time\n31 time zones (48 cities + coordinated universal time), daylight saving on/off\nStopwatch\n1/100-second stopwatch\nMeasuring capacity:\n00'00''00~59'59''99 (for the first 60 minutes)\n1:00'00~23:59'59 (after 60 minutes)\nMeasuring unit:\n1/100 second (for the first 60 minutes)\n1 second (after 60 minutes)\nMeasuring modes: Elapsed time, split time, 1st-2nd place times\nTimer\nCountdown timer\nMeasuring unit: 1 second\nCountdown range: 24 hours\nCountdown start time setting range: 1 second to 24 hours (1-second increments, 1-minute increments and 1-hour increments)\nAlarm/hourly time signal\n5 daily alarms\nHourly time signal\nLight\nDouble LED light\nLED light for the face (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)\nLED backlight for the digital display (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)\nLight color\nLED:White\nCalendar\nFull auto-calendar (to year 2099)\nMute feature\nButton operation tone on/off\nAccuracy\nAccuracy: ±15 seconds per month\nOther features\n12/24-hour format\nHand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents.)\nRegular timekeeping:\nAnalog: 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (day)\nDigital: Hour, minute, second, pm, month, date