G-Shock CasiOak GA2100-9A9/GA-2100-9A9

Welcome to Tone-on-Tone G-SHOCK watches devoted to the monochrome aesthetic, down to the finest detail. 

The GA-2100 clothes its iconic form in tone-on-tone style, available in three popular colours turquoise, white, and volt yellow. The case, bezel, band, and even the individual dial components are finished in subtly different shades of the same colour for a monochromatic look that boasts surprising depth and dimension. 

These colourful watches make a great accessory for your street-savviest fashion.

• Case / bezel material: Carbon / Resin
• Resin Band
• Shock Resistant
• Mineral Glass
• 200-meter water resistance
• Double LED light
• LED light for the face (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)
• LED backlight for the digital display (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)
• World time
• 31 time zones (48 cities + coordinated universal time), daylight saving on/off, Home city/World time city swapping
• Stopwatch
• 1/100-second stopwatch
• Measuring capacity: 00'00''00~59'59''99 (for the first 60 minutes) 1:00'00''~23:59'59'' (after 60 minutes)
• Measuring unit: 1/100 second (for the first 60 minutes) 1 second (after 60 minutes)
• Measuring modes: Elapsed time, split time, 1st-2nd place times
• Countdown timer
• Measuring unit: 1 second
• Countdown range: 24 hours
• Countdown start time setting range: 1 second to 24 hours (1-second increments, 1-minute increments and 1-hour increments)
• 5 daily alarms
• Hourly time signal
• Hand shift feature
• Full auto-calendar (to year 2099)
• 12/24-hour format
• Button operation tone on/off
• Regular timekeeping
• Analog: 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (day)
• Digital: Hour, minute, second, pm, month, date
• Accuracy: ±15 seconds per month
• Approx. battery life: 3 years on SR726W × 2
• Size of case / Total weight
• Size of case : 48.5×45.4×11.8mm
• Total weight : 51g

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