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The GW-200 series of Frogman models are all ISO certified for diving.


Image:GW200TC-2V_MED.jpg Image:GW-204k-9JR.jpg Image:GW-205K.jpg Image:GW-206k-7JR.jpg Image:GW-225a-1JF.jpg Image:GW-225C-1JF.jpg

Features and Specifications

  • Shock Resistant
  • Tough Solar Power
  • 200M Water Resistant
  • Full Auto EL Backlight with Afterglow
  • Low-temperature Resistant
  • Solar Powered
  • Dive time and surface interval measurement function
    • Dive time: 1 second increments, up to 23:59'59
    • Surface interval: 1 minute increments, up to 23:59'
    • Memory capacity: One set of data (dive time and dive start time, surface interval)
  • Site function: Current time in 10 sites (preset with diving sites), 14-character site name, daylight saving on/off, GMT differential
  • ID function
    • Diver Certification Card Number (built-in title, 16 characters and 10 digits)
    • Passport Number (built-in title, 16 characters and 10 digits)
    • Blood Type (Rh factor/ABO type)
  • 1/100 Second Stopwatch
    • Measuring capacity:23:59'59.99"
    • Measuring modes: Elapsed time, split time, 1st-2nd place times
  • Countdown timer
    • Measuring unit: 1/10 second
    • Countdown range: 24 hours
    • Countdown start time setting range: 1 second to 24 hours (1-second increments)
    • Other: Auto-repeat
  • 3 Daily Alarms
  • Hourly Time Signal
  • Battery Power Indicator
  • Power Saving Function
    • Turns off the display when the watch is left in the dark
  • Auto Calendar pre-programmed until the year 2039
  • 12/24-hour Formats
  • Accuracy: +/-15 seconds per month
  • Storage Battery ML2016
  • Approx. battery operating time: 5 months on Rechargeable Battery (Operating period with normal use without exposure to light after full charge)
    • 10 months on Rechargeable Battery (Operating period when stored in total darkness with the Power Save function ON after full charge)
  • Module 2422
  • Dimensions: 52.0 x 49.6 x 17.7mm
  • Weight: 82.2g


Limited Editions

All of the GW-200 series Frogman models are limited editions.

Parts Information

GW-200 O ring gasket - Casio part #10053937

Miscellaneous and Trivia

Personal tools

Series:   Frogman   Gulfman   Mudman   Riseman   Silencer

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