全金属金色 CasiOak

• Shock resistant (G-SHOCK)
• Tough Solar (Solar powered)
• 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)
• Mobile link (Wireless linking using Bluetooth®)
• Hand shift feature (Hands move out of the way to provide an unobstructed view
of digital display contents)
• World time
38 time zones (38 cities + coordinated universal time), city name display, daylight
saving on/off, auto summer time (DST) switching, home city/world time city
swapping
• 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
• 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)
• 5 daily alarms
• Hourly time signal
• Battery level indicator
• Power Saving (display goes blank to save power when the watch is left in the
dark)
• Full auto-calendar (to year 2099)
• 12/24-hour format
• Button operation tone on/off
• 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
• Accuracy: ±15 seconds per month (with no mobile link function)
• 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)
• Size of case / total weight
GM-B2100GD ........ 49.8  44.4  12.8 mm / 165 g