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GBD-300-9DR
The Casio G-Shock GBD-300-9DR is built for athletes and active lifestyles, combining G-SQUAD toughness with advanced training support. Finished in a bold yellow design, this slim-profile G-SHOCK features Bluetooth® connectivity, accelerometer-based distance tracking, Auto Lap, and smartphone-linked GPS correction for precise running metrics.
Equipped with a high-resolution Memory in Pixel (MIP) LCD and Super Illuminator backlight, the GBD-300 ensures excellent visibility day or night. Training data such as pace, distance, calories burned, and lap times are easily tracked and managed via the CASIO WATCHES app, which also provides life log data and activity history. Notifications for calls, emails, and social media keep you connected while you focus on your workout.
Designed for comfort and endurance, the GBD-300 uses bio-based resin components and a shock-resistant dual-bezel construction. Its soft urethane band with finely spaced holes offers a customizable fit, making it ideal for long training sessions. With 200M water resistance, vibration alerts, and a 2-year battery life, this G-SQUAD is your perfect sports companion.
Case size (L× W× H): 48.9 × 47.4 × 14.9 mm
Weight: 60g
Case and bezel material: Resin / Bio-based resin
Band: Bio-based 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 CR2032
Sensor feature: Training Function
Display of distance, speed, pace, and other calculated values based on accelerometer, auto/manual lap times, Auto Pause, target alert setting (time, calories burned) on/off, training display customization (elapsed time, distance, pace, lap time, lap distance, lap pace, average pace, speed, average speed, calories burned)
Smartphone Link feature
Mobile link (Automatic connection, wireless linking using Bluetooth®)
Apps
G-SHOCK MOVE
App connectivity feature
Auto time adjustment
Easy watch setting
Approximately 300 world time cities
Notification function (incoming calls, incoming e-mails, new social media posts, calendar notifications, reminders)
Activity history
Life log data
Distance correction by smartphone GPS
Training plan creation
Phone finder
Glass: Mineral Glass
Compatible band size: 145 to 215 mm
World time
38 time zones* (38 cities + coordinated universal time), daylight saving on/off, auto summer time (DST) switching
*May be updated when connected to a smartphone.
Stopwatch
1-second stopwatch
Measuring capacity: 99:59'59''
Measuring modes: Elapsed time, split time
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 (number of repeats settable from 1 to 20)
Alarm/hourly time signal
4 daily alarms with snooze
Light
LED backlight (Super Illuminator)
Auto light switch, 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 3 hours everyday.)
Accuracy
Accuracy: ±15 seconds per month (with no mobile link function)
Other features
12/24-hour format
Flight mode
Regular timekeeping:
Hour, minute, second, am/pm, month, date, day
User profile creation
Vibration on/off
Sensor feature details
Life Log Data
Daily data display (step count), Monthly data display (running distance)
Training Data (Up to 100 runs, up to 140 lap times per run)
Elapsed time, distance, pace, calories burned
