Casio G-Shock - GR-B300EC-1A
Features
Whatever you’re doing, wherever you are — the G-SHOCK Master of G line has your back.
Based on GRAVITYMASTER, MUDMASTER, and MUDMAN models that deliver peak performance in punishing conditions in the air and on land, this line features a black watch case symbolizing toughness, with accents in vivid emergency colors that capture the world of professionals involved in rescue efforts and other critical missions.
The organic form of the GRAVITYMASTER GR-B300EC is inspired by next-generation aircraft and rendered with a seamless exterior design. The Carbon Core Guard structure and wide 3D face deliver durability, readability, and a comfortable fit. Enjoy all the practical functions as well, including dual-time simultaneously showing the time in two cities, a flight log memory function for recording routes traveled, and more.
Specifications
- Case / bezel material : Carbon / Bio-based resin / Stainless steel
- Bio-based resin band
- Mineral Glass
- Shock Resistant
- Carbon Core Guard structure
- Screw Lock Crown
- Neobrite
- Black ion plated bezel
- 200-meter water resistance
- Tough Solar (Solar powered)
- Mobile link (Wireless linking using Bluetooth®) Apps : CASIO WATCHES
- Bluetooth: Connects to a smartphone and automatically adjusts the time
- App connectivity feature
Auto time adjustment
Easy watch setting
Approximately 300 world time cities
Flight log
Phone finder
- World time
Dual time (Home City time swapping)
- Light
LED light (Super Illuminator)
Afterglow
LED:White - Stopwatch
1-second stopwatch
Measuring capacity: 23:59'59.
Measuring modes: Elapsed time, split time - Timer
Countdown timer
Measuring unit: 1 second
Countdown range: 24 hours
Countdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments) - Daily alarm
- Battery level indicator
- Power Saving (hands stop to save power when the watch is left in the dark)
- Full auto-calendar (to year 2099)
- Date display
- Day indicator
- Regular timekeeping:
Analog: 3 hands (hour, minute (hand moves every 10 seconds), second), 3 dials (dual time hour and minute, dual time 24-hour, day)
- Accuracy: ±15 seconds per month (with no mobile link function)
- Approx. battery operating time:
5 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)
- Case size (L× W× H) : 59.0 X 54.7 X 15.7 mm
- Compatible band size : 145 - 215 mm
- Weight : 71 g
