


G-Shock • GBA900UU-3A • Men's Watch
The sporty CASIO WATCHES meets the city streets. Take your training to the next level with urban colors equally at home downtown and in the great outdoors.
SPECIFICATIONS
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Case size (L× W× H)
51.3 × 48.9 × 16.6 mm -
Weight
61 g -
Case and bezel material
Resin -
Band
Resin Band -
Construction
Shock Resistant -
Water resistance
200-meter water resistance -
Time adjustment
Bluetooth: Connects to a smartphone and automatically adjusts the time -
Power supply and battery life
Approx. battery life: 2 years on CR2025 -
Sensor feature
Calorie and distance calculations based on step count, Including basal metabolic rate Daily data display: Step count, calorie, distance
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Smartphone Link feature
Mobile link (Automatic connection, wireless linking using Bluetooth®) -
Apps
CASIO WATCHES -
App connectivity feature
Auto time adjustmentEasy watch settingApproximately 300 world time citiesSimple notification (tone alert only)Activity historyLife log dataDistance correction by smartphone GPSPhone finder
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Glass
Mineral Glass
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World time
Dual time (Home city time 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: lap/split timing, distance/pace display, auto/manual lap timing auto lap notification Memory capacity: Up to latest 45 records (measurement start month, date, hour, minute, lap/split times, total time, distance, average pace, calories burned, lap number, time, distance, average pace of each lap/split) -
Timer
Countdown timer Timer for interval measurement (up to five time settings) Measuring unit: 1 second Input range: 00'00'' to 60'00'' (1-second increments) Others: Auto-repeat, 5-second countdown auto start, repeat (1 to 20 times) -
Alarm/hourly time signal
5 daily alarmsHourly time signal -
Light
Double LED light LED light for the face (Auto LED light, Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow) LED backlight for the digital display (Auto LED light, 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 -
Battery display/alert
Low battery alert -
Accuracy
Accuracy: ±15 seconds per month (with no mobile link function) -
Other features
12/24-hour formatHand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents.)Airplane modeRegular timekeeping: Analog: 2 hands (hour, minute (hand moves every 20 seconds)) Digital: Hour, minute, second, pm, month, date, dayUser profile creation
Quick delivery and flexible return window
Trusted for over 30 years, Big Time Watches is an authorized dealer of every brand we carry
We carry the latest drops and exclusive styles from the most popular brands
Customer satisfaction is our number 1 priority
Des choix intemporels, un service inégalé !
Porte un héritage de 30 ans dans le secteur horloger. Notre parcours, de la représentation de grandes marques à la fourniture d'un service exceptionnel, témoigne de notre dévouement inébranlable envers les montres et de la satisfaction de nos précieux clients.