Casio G-Shock GA-1100 Watches

Budget series from the Gravitymaster line for pilots and military pilots. For the “air” design meets the streamlined body and arrows in add. windows similar to an airplane. Thanks to large hour markers and hands, the readability of the dial will be readable even in conditions of poor visibility. Official positioning does not limit the potential audience – young people often prefer the GA-1100 due to their dissimilarity to other G-Shocks. Two asymmetric digital windows are next to each other – important information is always before your eyes. The watch is equipped with a dual sensor, which includes a thermometer and a digital compass. In poor lighting, you can use the LED backlight.

Important Information

  • Price — 220$ *average Amazon Price, we may earn commission from purchases
  • Year of first Release —  2015
  • Module Number — 5441 / Manual
  • Model Range — GRAVITYMASTER (Developed in response to pilots’ needs, these tough watches offer improved accuracy, strength and practicality. Famous for unique and beautiful aviation design (usually analog) and advanced technologies.)
  • Other Divisions the GA-1100 belongs to: *you may find all watches of the division by clicking on the link
  • Battery Type — SR927W × 2 (G-Shock Batteries)

GA-1100 Model Range *may be updated


The most distinctive specs of GA-1100 *Editorial
— 200-meter water resistance
(good for swimming but not for deep diving)
— Digital compass (measures and displays direction as one of 16 points)
— Thermometer (can measure and display the outside temperature in a range from -10 C to 60 C)
Dual Time (In addition to the time in your current location, which is indicated by wide hour and minute hands, a second time can be indicated by the dial at 9 o’clock)


Official GA-1100 Video

Official Marketing Focus from Casio

Introducing the latest new additions to the GRAVITYMASTER Series of the watch that is conceived and developed as aviation timepiece.
This new model features a new type of World Time function that is designed with international pilots in mind. In addition to the time in your current location, which is indicated by wide hour and minute hands, a second time can be indicated by the dial at 9 o’clock.
Other pilot-friendly functions include a large button at 9 o’clock that can be used to trigger a 60-second continuous bearing or temperature sensor reading with a single press. Also, a high-luminosity LED display light enables reading of display information even in the dark.
All of this and much more makes this new GRAVITYMASTER model the logical watch of choice as aviation watches.

Official GA-1100 Specs / Features *for base version GA-1100-1A3

  • Case / bezel material: Resin / Stainless steel
  • Resin Band
  • Neobrite
  • Shock Resistant
  • Mineral Glass / Spherical Glass
  • 200-meter water resistance
  • LED light (Super Illuminator)
    Auto light switch, selectable illumination duration (1.5 seconds or 3 seconds), afterglow
  • Digital compass (NORTH)
    Hand indication of north (60 seconds continuous measurement)
    Measures and displays direction as one of 16 points
    Measuring range: 0 to 359°
    Measuring unit: 1°
    Bidirectional calibration
    Magnetic declination correction
  • Thermometer
    Display range: –10 to 60°C (14 to 140°F)
    Display unit: 0.1°C (0.2°F)
  • World time
    31 time zones (48 cities + coordinated universal time), daylight saving on/off
  • Hand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents.)
  • 1/100-second stopwatch
    Measuring capacity: 59’59.99”
    Measuring modes: Elapsed time, split time, 1st-2nd place times
  • Countdown timer
    Measuring unit: 1 second
    Countdown range: 60 minutes
    Countdown start time setting range: 1 minute to 60 minutes (1-minute increments)
  • 5 daily alarms
  • Hourly time signal
  • Full auto-calendar (to year 2099)
  • 12/24-hour format
  • Button operation tone on/off
  • Regular timekeeping
    World time hour and minute
    Analog: 3 hands (hour, minute (hand moves every 10 seconds), second)
    Digital: Hour, minute, second, pm, month, date, day
  • Accuracy: ±15 seconds per month
  • Approx. battery life: 2 years on SR927W × 2
  • Size of case : 50.8×52.1×16.9mm
  • Total weight : 88g

GA-1100 Comparison Table with similar G-Shock Watches


GPW-2000

GA-1100

GPW-1000

Price (Amazon)

Year of first Release

2017

2015

2014

Accuracy

Radio-controlled (via atomic watch signals), Bluetooth (via phone app), GPS Signal Reception

±15 seconds per month

Radio-controlled (via atomic watch signals), GPS Signal Reception

SmartWatch Features

G-Shock Connected App (simplifies certain watch operations by letting you perform them on your phone screen)

No

No

Light

Neobrite (hands and hour markers) and LED light (Super Illuminator)

Neobrite (hands and hour markers) and LED light (Super Illuminator)

Neobrite (hands and hour markers) and LED light (Super Illuminator)

Case / bezel material

Resin / stainless steel

Resin / stainless steel

Resin / stainless steel

Glass

Sapphire Glass with non-reflective coating

Mineral (Spherical Glass)

Sapphire Glass with non-reflective coating

Battery

Solar Powered CTL1616

2 years on SR927W

Solar Powered CLB2016

Size (mm) *we consider 48.9×42.8×13.4 to be a traditional watch size (as in DW-5600). So you are to compare how far or close the watch is to this size

66x57.1x18.2

50.8×52.1×16.9

 66×56×18.8


Full features (if you want to know more)

GPW-2000 Wiki

GPW-1000 Wiki


Recent News about GA-1100 

All Casio GA-1100 News →


You ask, we answer…

What does Digital compass in GA-1100 do?

It measures and displays direction as one of 16 points.

How does Thermometer in GA-1100 work?

It can measure and display the outside temperature in a range from -10 C to 60 C.

What is Dual Time in GA-1100?

In addition to the time in your current location, which is indicated by wide hour and minute hands, a second time can be indicated by the dial at 9 o’clock.

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