Casio G-SHOCK GW-7900B-1JF Digital Watch Tough Solar
Casio G-SHOCK GW-7900B-1JF Digital Watch Tough Solar
The Casio G-SHOCK GW-7900B-1JF is a digital watch from the GW-7900 series, featuring Tough Solar charging, Multi-Band 6 radio-controlled timekeeping, shock-resistant construction, and 200-metre water resistance. It has a practical reverse LCD display with tide and moon data.
The watch is constructed with a resin case, resin bezel and resin band, with mineral glass protecting the digital display. Its functions include world time, a 1/100-second stopwatch, a 24-hour countdown timer, five daily alarms, Full Auto EL illumination, a full automatic calendar and power-saving mode.
The GW-7900B-1JF uses Casio module 3200 and offers approximately nine months of operation without further light exposure under normal use. With power saving enabled, operation can extend to approximately 26 months in darkness.
Key Features
Tough Solar quartz movement
Casio module 3200
Multi-Band 6 radio-controlled timekeeping
Shock-resistant resin construction
200-metre water resistance
Reverse LCD with Full Auto EL backlight
Tide graph and moon-age data
World time, stopwatch, countdown timer and five alarms
Specifications
Specification | Details |
Brand | Casio |
Model / Reference | GW-7900B-1JF |
Collection / Series | G-SHOCK GW-7900 series |
Movement | Casio module 3200 |
Movement Type | Tough Solar quartz |
Case Material | Resin |
Crystal | Mineral glass |
Dial Details | Digital reverse LCD display |
Bracelet / Strap | Resin band |
Water Resistance | 200 metres / 20 bar |
Functions | Multi-Band 6 radio timekeeping, world time, tide graph, moon-age data, 1/100-second stopwatch, 24-hour countdown timer, five daily alarms, hourly time signal, Full Auto EL backlight, full automatic calendar and power saving |
Power Reserve | Approximately 9 months without further light exposure under normal operation; approximately 26 months in darkness with power saving enabled |
Other | Case dimensions: 52.4 × 50.0 × 17.7 mm; weight: 71 g; accuracy without radio correction: ±15 seconds per month; low-temperature resistance to −20°C |
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