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Frogman Red 30th Anniversary gw8230nt-4 - Casio G-Shock wrist watch

If you have questions about this or any other item in our store, please call us at 303-862-3900 or e-mail

Eligible for Free Ground/FirstClass (Continental US) Shipping

Availability: In stock

Country : Japan
Brand : CASIO
Collection : G-SHOCK
Model : GW8230NT4

Casio G-Shock Frogman 30th anniversary edition model GW8230NT-4. Red resin/titanium case and band. Digital display. Mineral glass crystal. Diver rated to 200 meters. Tough solar Japanese made movement. Functions include dive time, tide graph, world time, alarms, timer, stopwatch, and World-time.

Factory Model Number. GW8230NT4.
Module 3521.
  • Dive time and surface interval measurement function
  • Moon data (moon age of the specific date, moon phase graph)
  • 1/100-second stopwatch
  • 5 daily alarms (with 1 snooze alarm)
  • Hourly time signal
  • Button operation tone on/off
  • Battery power indicator
  • Accuracy: ±15 seconds per month
  • World time - 31 time zones (48 cities + coordinated universal time), city code display, daylight saving on/off
  • Tide graph (tide level for specific date and time)
  • Countdown timer
  • LED backlight (Super Illuminator)
  • Full auto-calendar (to year 2099)
  • Power Saving (Turns off the display when the watch is left in the dark)
  • 12/24-hour format
High-strength resin. Red color. Titanium core.
Pure Titanium.
Mineral glass.
Case Back:
Screw-on style ( held by screws ). Factory Engraved/Raised Logo.
High-strength resin. Red color.
52 x 50.3 x 18mm.
1 YEAR Manufacturer's Warranty.

Right Time International Watch Center, since 1979, is an Official Factory Authorized dealer for all the brands that we represent on our website or in our showroom in Denver, Colorado. Our service center with four certified master watchmakers on premises is an Authorized Service facility for many of them. All original factory warranties apply!

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