The Casio G-SHOCK GA-B2100CY-1A combines rugged durability with eye-catching style, featuring a bold black and yellow color scheme. With Bluetooth® connectivity, solar-powered Tough Solar charging, and a Carbon Core Guard structure, this shock-resistant timepiece is designed for tough environments. It boasts 200-meter water resistance, world time for 38 cities, and a double LED Super Illuminator light, making it both functional and stylish for work or casual wear.

• Case size: 48.5 × 45.4 × 11.9 mm
• Weight: 52 g
• Carbon/Resin case and bezel
• Resin band
• Shock-resistant, Carbon Core Guard structure
• 200-meter water resistance
• Tough Solar (Solar powered)
• Bluetooth® connectivity
• World time: 38 time zones
• Stopwatch and countdown timer
• 5 daily alarms, hourly time signal
• Double LED light (Super Illuminator)
• Full auto-calendar (to 2099)
• Power-saving feature with battery level indicator
• Approx. battery life: 7 months (normal use), 18 months (power save mode)