Casio G-Shock Black Gravitymaster Tough Solar Analog Watch GR-B300-1A, Black

Aviation-Inspired Pilot Design - Large 3-D indices, bold numerals at 6 and 12, and a triple-layer dial deliver instant readability modeled after modern aircraft cockpits. Carbon Core Guard Toughness - Carbon-reinforced structure used in aircraft fuselages provides extreme shock resistance with lightweight performance. Tough Solar + Bluetooth Connectivity - Solar-powered with smartphone syncing for automatic time adjustment and flight log recording via the CASIO WATCHES app. Dual Time & Flight Functions - Simultaneously track two cities, record flight location data, and monitor battery level with a dedicated rotary indicator. 200M Water Resistance & Super Illuminator - Built for demanding environments with full water resistance and high-brightness LED lighting for any condition.