Casio G-SHOCK 5900 Series DW-5900U-1JF Digital Watch
Casio G-SHOCK 5900 Series DW-5900U-1JF Digital Watch
The Casio G-SHOCK DW-5900U-1JF is a 5900 Series digital watch with the distinctive triple-graph display associated with the original DW-5900C design. This updated model uses Casio module 3536, a long-life CR2025 battery, and a white LED Super Illuminator.
The watch features a shock-resistant resin case and bezel, mineral glass, and a resin band. Its digital functions include world time, a 1/100-second stopwatch, a 24-hour countdown timer, five alarms with one snooze alarm, and a full auto-calendar.
The DW-5900U-1JF is rated for 20-bar water resistance and offers approximately 10 years of battery life. Casio Japan lists the model as part of the 5900 Series, with a January 2026 release and a Japanese retail price of ¥14,300 including tax.
Key Features
Casio G-SHOCK 5900 Series digital watch
Exact reference: DW-5900U-1JF
Casio module 3536 quartz digital movement
Shock-resistant resin case and bezel
Mineral glass and resin band
20-bar / 200-meter water resistance
White LED Super Illuminator with selectable 1.5- or 3-second duration
World time, stopwatch, countdown timer, alarms, and full auto-calendar
Specifications
Specification | Details |
Brand | Casio |
Model / Reference | DW-5900U-1JF |
Collection / Series | G-SHOCK 5900 Series |
Movement | Casio module 3536 |
Movement Type | Quartz digital |
Case Material | Resin |
Case Dimensions | 51.4 × 46.8 × 15.5 mm |
Case Thickness | 15.5 mm |
Crystal | Mineral / inorganic glass |
Bracelet / Strap | Resin band |
Water Resistance | 20 bar / 200 m |
Functions | World time for 48 cities across 29 time zones; 1/100-second stopwatch; 24-hour countdown timer; five alarms including one snooze alarm; full auto-calendar through 2099; 12/24-hour format; button-tone on/off |
Battery | CR2025, approximately 10-year battery life |
Accuracy | ±15 seconds per month |
Other | Shock resistant; white LED Super Illuminator with afterglow |
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