When accuracy, durability, and reliability are critical, the last thing you want to worry about is your watch. The Casio G-SHOCK GW-7900B-1 combines Tough Solar power and Multi-Band 6 Atomic Timekeeping to deliver dependable performance with minimal maintenance, making it an excellent choice for duty use, outdoor adventures, travel, and demanding environments.
Part of Casio’s G-Rescue series, the GW-7900B-1 is designed to perform in challenging conditions. Tide and moon data provide valuable environmental information for coastal and marine activities, while oversized buttons allow confident operation with gloves or in adverse weather. Combined with G-SHOCK’s legendary shock resistance and 200-metre water resistance, this watch is built to handle whatever the day throws at it.
• Tough Solar Power: Converts light into energy for continuous operation without routine battery changes.
• Multi-Band 6 Atomic Timekeeping: Automatically synchronizes with atomic time signals for exceptional accuracy.
• Shock Resistant Design: Built to withstand impacts, drops, and demanding daily use.
• 200-metre Water Resistance: Suitable for swimming, marine environments, and all-weather conditions.
• Tide Graph: Displays tidal information for coastal and maritime activities.
• Moon Phase Data: Provides additional environmental awareness for outdoor and marine use.
• Large Operation Buttons: Designed for easy use while wearing gloves or in adverse conditions.
• Electro-Luminescent Backlight: Blue-green illumination with afterglow for low-light visibility.
• World Time Function: Tracks 31 time zones across 48 cities plus UTC.
• Five Daily Alarms: Includes one snooze alarm for scheduling and reminders.
• Countdown Timer and Stopwatch: Useful for training, timing, and everyday activities.
• Power Saving Mode: Extends runtime by conserving energy when not in use.
• Battery Level Indicator: Allows quick monitoring of available power.
Case Size: 52.4 × 50 × 17.7 mm
Weight: 71 g
Case/Bezel Material: Resin
Band Material: Resin
Glass: Mineral
Power Source: Tough Solar Rechargeable Battery
Runtime: Approximately 9 Months (Normal Use), Up to 26 Months (Power Save)
Accuracy: ±15 Seconds per Month (Without Signal Synchronization)
The best gear is the gear you never have to think about. The Casio G-SHOCK GW-7900B-1 delivers self-sustaining power, automatic time synchronization, and proven G-SHOCK durability in a package built for real-world use. Add one to your collection and enjoy dependable performance whether you’re on the water, on the trail, or on the job.
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