• Double-Illuminator
  Both the digital and analogue areas of the watch face glow when the EL backlight is turned on.
• Shock-resistant
  Shock-resistant construction protects against impact and vibration.
• Neo-display
  A luminous coating provides long-term illumination in the dark after only a short exposure to light.
• World time function
  Displays the current time in major cities and specific areas around the world.
• Stopwatch function - 1/100 sec. - 24 hours
  Elapsed time, split time and final time are measured with 1/100-sec accuracy. The watch can measure times of up to 24 hours.
• Timer - 1/1 sec. - 24 hours
  For fans of precision: the countdown timers help you to remember specific or recurring events by giving off an audible signal at a preset time. They The time can be set to the nearest second and up to 24 hours in advance.
• 5 daily alarms
  The daily alarm reminds you about recurring events with an acoustic signal at the time you have set. This model has 5 independent alarms for flexible reminders of important appointments.
• Hand Moving Function
  With a push of a button, hands are moving and permit a free visibility of functions like stopwatch or date.
• Button tones on/off
  The button tones for using the mode button can be turned off. This means that the watch no longer beeps when switching from one function to another. Preset alarm or countdown timers remain active when the button tones are deactivated.
• Automatic calendar with Date, Day and Month
  Once set, the automatic calendar always displays the correct date.
• 12/24-hour timekeeping
  Times can be displayed in either a 12-hour or 24-hour format.
• Mineral glass
  The tough mineral glass resists scratching.
• Carbon-reinforced resin casing
  Thanks to its extremely high level of durability, resin is the ideal material for watches. Combining resin with carbon—a particularly robust material—creates a casing that is even more stress-resistant and offers even greater protection against external influences, resulting in an extremely high level of durability.
• Resin band
  Synthetic resin is the ideal material for wrist straps thanks to its extremely durable and flexible properties.
• Buckle
  The bracelet is equipped with a buckle.
• 3 Years - 1 Battery
  The battery supplies the watch with sufficient energy for approx. three years.
• Water resistance classification (20 bar)
  Perfect for free diving without scuba gear: the watch is water resistant up to 20 bar according to ISO 22810.
• Dimensions (H x W x D)
  48,5mm x 45,4mm x 11,8mm
• Weight
  approx. 51 g

Availability of models and/or lineups may differ depending on the country or region.
Technical amendments and errors excepted. The sizes in figures do not correspond to the original sizes.
The colours may differ slightly from the original.

• Casio Ga2100su-1a
• Casio Ga 2100-1a1

Carbon Core Guard structure

GA2100-4A $99.00 These new models inherit the octagon form that was also employed for the original DW-5000C. Analog-digital timekeeping comes packed into a no-nonsense simple design without sacrificing G-SHOCK level toughness. How to set the time and date on the New G-shock GA2100 1A1ER carbon core.and a few handy hits and tips.

This G-Shock Ga-2100-4ajf is a JDM (Japanese Domestic Market) watch model. New (18) from $118.95 & FREE shipping. The GA-2100 was seriously discussed in August this year GA-2100 is an octagonal case, an-digi and carbon fiber, when the Japanese without any press releases or news posted on casio.jp a full description of the case and the watch’s capabilities. Casio's GA2100-1A1 is from the family of G Shock. These new models inherit the octagon form that was also employed for the original DW-5000C.

Ever since the first DW-5000C went on sale back in 1983, G-SHOCK has continued to push the limits of timekeeping toughness while creating new and original designs. These new models embody these efforts in an attractively thin configuration.

Casio Ga2100su-1a

These new models inherit the octagon form that was also employed for the original DW-5000C. Analog-digital timekeeping comes packed into a no-nonsense simple design without sacrificing G-SHOCK level toughness.
High-strength resin material, which is reinforced with carbon fibers, makes it possible to create a case that is a mere 11.8 mm thin, which is the thinnest among G-SHOCK combination models.

Casio Ga 2100-1a1

• Neobrite: Only for GA-2100-1A, GA-2100-4A

Carbon Core Guard Structure
A new carbon core guard structure protects the module by enclosing it in a carbon case. The case is made of fine resin embedded with carbon fibers for outstanding strength and crack resistance.