Casio G-Shock Master Of G Gravitymaster GR-B300-1A4ER Watch

This watch is based on the Gravitymaster models to offer maximum performance in extreme conditions. It stands out for its robust case and its refined exterior inspired by new generation aircraft. The carbon core protection structure and the large 3D dial of the watch offer durability, readability and a comfortable fit.

It has a striking design with a case made of carbon and bio-based resin and a black ion-plated steel bezel measuring 59 × 54.7 × 15.7 mm. The structure is Carbon Core Guard which makes it very resistant to blows.

The crystal is mineral and the crown has a screw-down closure.

It has a water resistance of up to 200m (20 ATM).

The strap is made of black bio-based resin with a buckle closure.

This is a Tough Solar watch, meaning it is powered by solar energy, has Bluetooth, connects to your smartphone and automatically adjusts the time.

Among the Smartphone Link and connectivity features we can find:

• Automatic time setting
• Simple clock setting
• World time of approximately 300 cities
• Flight log
• Phone Finder

Other functions of the watch are:

• Dual time
• 1 second stopwatch
• Countdown timer
• Daily alarm
• White LED light
• Full automatic calendar (until 2099)
• Power saving function
• Battery level indicator
• Date display
• Normal time indication