Casio G-Shock GR-B300-1A9 Master of G - Air Gravity Master

🔹 Design & Build
Case Size: Approx. 59.0 mm
Dial Colour: Analog-Digital Display (Black with Yellow Accents)
Strap Type: Bio-based Resin Band (Rescue Yellow)
Crystal: Mineral Glass
Case Shape: Round
Finish: Matte Black Case with Seamless Bezel Design

🔹 Specifications
Gender: Unisex
Warranty: 1 Year Casio Malaysia Official Warranty
Movement: Tough Solar-powered Quartz with Bluetooth Link
Water Resistance: 20 BAR / 200 metres – suitable for swimming, flying, and marine activities
Strap Material: Bio-based Resin
Case Material: Carbon Core Guard / Resin
Colour: Black Case with Rescue Yellow Band
Weight: Approx. 71 g
🔋 Battery Life: Solar-powered – no battery replacement required
⛑ Shock Resistant
🛩 Designed for Aviation Professionals

🔹 Key Features
💡 Super Illuminator LED Light for high visibility in low light
🌍 World Time – Dual Time Display (Home + World)
📲 Bluetooth Connectivity – auto time adjustment, flight log function via app
✈️ Flight Log Memory – records time and position via smartphone
🔄 Rotary Disc Indicator – shows battery level, stopwatch, and alarm status
📅 Full Auto Calendar – pre-programmed through 2099
🔔 Daily Alarm + Hourly Time Signal
🔇 Button Operation Tone On/Off
🌓 12/24-Hour Format
⌚ Regular Timekeeping – analog (hour, minute), digital (hour, minute, second, date, day)
🎯 Accuracy: ±15 seconds per month (without sync)

📦 In the Box
Casio G-Shock GR-B300RY-1A9 Watch × 1
G-Shock Presentation Box × 1
Warranty Card × 1
Instruction Manual × 1

💡 Why Choose This Model?
✅ Rescue Yellow colour stands out for visibility and style
✅ Built tough with Carbon Core Guard and bio-resin structure
✅ Aviation-ready with Bluetooth flight log and world time
✅ Eco-friendly solar-powered system—no battery swaps needed