The Casio G-SHOCK GMD-B300SC-2DR-B is a compact digital sports watch designed for active lifestyles and everyday fitness. Featuring a light blue bio-based resin case and band, Bluetooth® smartphone connectivity, step tracking, and G-SHOCK's legendary shock-resistant construction, it combines modern wellness features with exceptional durability. With 200-meter water resistance, automatic time adjustment, and activity tracking through the CASIO WATCHES app, it is an ideal companion for walking, running, workouts, and daily wear. Official specifications are based on Casio's official product documentation.
Key Features
Shock Resistant
200-meter water resistance (20 Bar)
Bluetooth® smartphone connectivity
Step Tracker (3-axis accelerometer)
Activity Log
Step Goal Progress Display
Dual LED Super Illuminator
World Time
Stopwatch
Countdown Timer
5 Daily Alarms
Full Auto Calendar
Phone Finder
Timekeeping
Displays:
Hour
Minute
Second
Month
Date
Day
Step Count
Automatic time adjustment via Bluetooth®
World Time (38 time zones)
12/24-hour time formats
Full auto-calendar
High-accuracy quartz movement
Design & Materials
Bio-based resin case
Bio-based resin bezel
Light blue bio-based resin band
Buckle closure
Mineral glass
Shock-resistant construction
Slim, lightweight profile
Comfortable design for all-day wear and exercise
Colors
Case: Light Blue
Bezel: Light Blue
Band: Light Blue Bio-based Resin
Display: Negative LCD
Buttons: Silver-tone
Note: The GMD-B300SC-2DR-B combines G-SHOCK durability with fitness-focused features such as Bluetooth® connectivity and a built-in step tracker, all in a compact, lightweight design made with environmentally friendly bio-based resin.
Power
Battery Type: CR2016
Approximate Battery Life: 2 Years
Water Resistance
200 meters (20 Bar)
Suitable for:
Daily hand washing
Showering
Swimming
Snorkeling
Recreational scuba diving
What's Included
Casio G-SHOCK GMD-B300SC-2DR-B Watch
Original Casio Box
Instruction Manual
Warranty Card (provided by the authorized distributor)