Revel in eclectic sophistication with the G-STEEL fusion of metal and resin components in a popular all-black G-SHOCK.
Tough construction meets stylish design in a black ion-plated metal bezel set against a base of jet black. With its slim combination module and Carbon Core Guard structure, the black-on-black take of the GST-B400 is a cool fashion statement ready for whatever you are.
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CaseÊ/ÊbezelÊmaterial:ÊResin / Stainless steel
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Resin Band
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ShockÊResistant
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Neobrite
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Mineral Glass
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Black ion plated case
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CarbonÊCoreÊGuardÊstructure
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200-meterÊwaterÊresistance
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Tough Solar (Solar powered)
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Double LED light
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LED light for the face (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)
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LED backlight for the digital display (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)
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LED:White
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MobileÊlinkÊ(WirelessÊlinkingÊusingÊBluetooth¨)
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World time
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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
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1/100-second stopwatch
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Measuring capacity:
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00'00''00~59'59''99 (for the first 60 minutes)
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1:00'00~23:59'59 (after 60 minutes)
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Measuring unit:
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1/100 second (for the first 60 minutes)
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1 second (after 60 minutes)
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Measuring modes: Elapsed time, lap/split time
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Countdown timer
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Measuring unit: 1 second
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Countdown range: 60 minutes
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Countdown start time setting range: 1 second to 60 minutes (1-second increments and 1-minute increments)
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5 daily alarms
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HourlyÊtimeÊsignal
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Hand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents.)
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BatteryÊlevelÊindicator
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FullÊauto-calendarÊ(toÊyearÊ2099)
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12/24-hourÊformat
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ButtonÊoperationÊtoneÊon/off
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Power Saving (display goes blank to save power when the watch is left in the dark)
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Date/month display swapping
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Day display (days of the week selectable in six languages)
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Regular timekeeping:
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Analog: 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (battery level, mode)
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Digital: Hour, minute, second, pm, month, date, day
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Accuracy: ±15 seconds per month (with no mobile link function)
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Approx. battery operating time:
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7 months on rechargeable battery (operation period with normal use without exposure to light after charge)
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18 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge)
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SizeÊofÊcaseÊ:Ê46.6 _ 49.6 _ 12.9 mm
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TotalÊweightÊ:Ê80 g
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