Casio G-SHOCK GRAVITYMASTER GR-B300EC-1ADR Tough Solar

Built for aviation enthusiasts and extreme adventures, the Casio G-SHOCK GRAVITYMASTER GR-B300EC-1ADR combines professional flight-inspired design with advanced G-SHOCK technology. Featuring a bold black case, emergency color accents, Carbon Core Guard structure, Tough Solar power, and Bluetooth® smartphone connectivity, this watch delivers exceptional durability, accuracy, and functionality.

The GR-B300EC is designed with a lightweight construction using bio-based carbon and resin materials, while its flight log function, dual time display, and rugged 200-meter water resistance make it the perfect companion for pilots, travelers, and outdoor enthusiasts.

Key Features

• Genuine Casio G-SHOCK GRAVITYMASTER Watch
• Model: GR-B300EC-1ADR
• Master of G – Air Series
• Tough Solar (Solar Powered)
• Bluetooth® Smartphone Link
• Carbon Core Guard Structure
• Shock Resistant Construction
• 200M Water Resistance (20 Bar)
• Black Bio-Based Carbon / Resin Case
• Black Resin Band
• Black Ion-Plated Bezel
• Mineral Glass
• Flight Log Function
• Dual Time Display
• Super Illuminator LED Light
• Phone Finder Function
• Date & Day Display
• Countdown Timer
• 1-Second Stopwatch
• Daily Alarm

Specifications

• Case Size: 59 × 54.7 × 15.7 mm
• Weight: Approx. 71 g
• Case Material: Bio-based Carbon / Bio-based Resin / Stainless Steel
• Band Material: Bio-based Resin
• Glass: Mineral Glass
• Bezel: Black Ion-Plated Stainless Steel
• Movement: Tough Solar
• Connectivity: Bluetooth® via CASIO WATCHES App
• Battery Life: Approx. 5 months (normal use), up to 18 months with Power Saving
• Water Resistance: 200 Meters (20 Bar)
• Compatible Wrist Size: 145–215 mm

What's Included

• Genuine Casio G-SHOCK GR-B300EC-1ADR Watch
• Original G-SHOCK Box
• User Manual
• Warranty Card

Why Buy From Us?

• ✅ 100% Genuine Casio Products
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