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HOT ! Casio G-Shock GR-B300-1A4ER Watch

*bolumobile.com limited edition model
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$386

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Detailed information on Casio G-Shock GR-B300-1A4ER Watch

Black Casio G-Shock GR-B300-1A4ER Men\'s Watch with Red Details


The Casio GR-B300-1A4ER is a sporty G-Shock from the GRAVITYMASTER series, with a design inspired by aircraft cockpits. The black dial and red details give this analog wristwatch a clear and unique look. The carbon fiber-reinforced case also makes the structure lightweight (only 71 grams) but extremely durable. The solar-powered Tough Solar movement and Bluetooth keep the time accurate. Bluetooth connectivity also makes it easy to manage settings such as timers and alarms via a phone app. This practical combination includes:



  • Analogue dial

  • Impact-resistant construction

  • Diving resistant 200 m

  • Bluetooth connection to smartphone

  • Tough Solar solar system

  • World time (dual time)

  • Timekeeping

  • Timer

  • Daily alarm

  • Day display

  • Date display

  • Automatic calendar

  • Battery level display

  • LED light (Super Illuminator)

  • Neobrite lumination

  • Mineral glass

  • Case size: 59 x 54.7 x 15.7 mm

  • Strap length: 145-215 mm

  • Weight: 71g

  • Strap material: bio-based resin

  • Shell material: carbon fiber reinforced resin / bio-based resin

  • Colour: black / grey / red


Casio is a Japanese electronics manufacturer known for its high-quality and durable sports watches. Casio watches are versatile in their features and are suitable for both extreme sports and active everyday life. Casio watches are also popular among conscripts due to their durability and excellent price-quality ratio.


See all Casio products here

  • Casio G-Shock GR-B300-1A4ER Watch
  • Casio G-Shock GR-B300-1A4ER Watch
  • Casio G-Shock GR-B300-1A4ER Watch
  • Casio G-Shock GR-B300-1A4ER Watch

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