Casio G-Shock Ga-B2100-1A1Dr Analog-Digital Men's Watch black

Upgrade the retro look you love with the octagonal GA-2100 line, which inherits the design concept of the very first G-SHOCK, but now with Smartphone Link and Tough Solar power.

• World time
• World time
• 38 time zones (38 cities + coordinated universal time), city code display, city name display, daylight saving on/off, auto summer time (DST) switching, 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, lap/split time
• Timer
• Countdown timer
• Measuring unit: 1 second
• Countdown range: 60 minutes
• Countdown start time setting range: 1 second to 60 minutes (1-second increments and 1-minute increments)
• Alarm/hourly time signal
• 5 daily alarms
• Hourly time signal
• Light
• 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)
• Light color
• LED:White
• Calendar
• Full auto-calendar (to year 2099)
• Mute feature
• Button operation tone on/off
• Energy saving feature
• Power Saving (display goes blank to save power when the watch is left in the dark)
• Battery display/alert
• Battery level indicator
• Run time
• Approx. battery operating time:
• 7 months on rechargeable battery (operation period with normal use without exposure to light after charge)
• 18 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge)
• Accuracy
• Accuracy: ±15 seconds per month (with no mobile link function)
• Other features
• Hand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents.)
• 12/24-hour format
• Date/month display swapping
• Day display (days of the week selectable in six languages)
• Regular timekeeping:
• Analog: 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (battery level, mode)
• Digital: Hour, minute, second, pm, month, date, day