Skip to product information
1 of 2

CASIO · JAPANESE-MARKET REFERENCE

GAW-100B-1A2JF

GAW-100B-1A2JF

Regular price ¥32,532 JPY
Regular price Sale price ¥32,532 JPY
Sale Sold out
Taxes included. Shipping calculated at checkout.

CASIO GAW-100B-1A2JF is a Japanese-market reference. The resin / aluminum case and bezel are paired with a resin band. Tough Solar (solar charging system). Features include shock resistance, MULTIBAND radio-controlled timekeeping and world time. Listed water resistance: 20-bar water resistance.

Reference
GAW-100B-1A2JF
Case (H × W × D)
55.1 × 52.5 × 16.7 mm
Weight
72 g
Listed water resistance
20-bar water resistance

🎉 Buy 2 Watches, Get 20% Off One
Choose any 2 watches and receive 20% off the lower-priced watch. All products are eligible. The offer applies to one watch per order.

🚚 Get Extra Savings to Help Cover Shipping
Spend ¥35,000 (Approximately $225 USD | €198 EUR) or more after product discounts and receive an additional ¥3,000 (Approximately $20 USD | €18 EUR) off your order subtotal.

Both offers can be combined and are applied automatically at checkout. No code needed.

The qualifying subtotal excludes shipping and taxes. The qualifying amount and discount are based on Japanese yen. Amounts shown in your selected currency may vary with exchange rates.

Before & after your purchase

Read our shipping and return information before ordering. Model-specific warranty and repair guidance is available below.

Setup & support

Model reference: GAW-100B-1A2JF

Search the official manual using this model or the module number on your watch.

Find the official CASIO manual
Before you choose

Warranty & service

Local warranty service outside Japan is not guaranteed. Read our return and repair policy and ask about your exact reference before ordering.

Bracelet fit & adjustments

Check the case dimensions and band details in the specifications. Ask us about fit, included links and adjustment options before placing an order.

Packaging & included items

Included items can vary by reference. Contact us with the model number to confirm the box, documents and accessories.

Ask about this reference

Order help & returns

Product details
Model
GAW-100B-1A2JF
JAN / EAN
4549526172953
Intended use
Wristwatch
Band material
Resin band
Crystal material
Mineral glass
Weight
72 g
Case size (L × W × H)
55.1 × 52.5 × 16.7 mm
Price
¥32,532 JPY
Country of origin
JP

Specifications

Release date October 2017
Japan MSRP Japan MSRP: ¥30,800 (including Japanese tax)
Case size (H × W × D) 55.1 × 52.5 × 16.7 mm
Weight 72 g
Case and bezel material Resin / aluminum
Band Resin band
Construction Shock resistant
Water resistance 20-bar water resistance
Time adjustment MULTIBAND 6 radio-controlled timekeeping: Japan, North America, Europe and China
Power supply and battery life Tough Solar (solar charging system)

Exterior details

Glass Mineral glass

Watch functions

World time World time: 48 cities (31 time zones, daylight saving on/off) plus UTC (Coordinated Universal Time); home city / world time city swapping
Stopwatch Stopwatch: 1/100 second, 60-minute capacity, split time
Timer Countdown timer: 1-second setting increments, maximum 100 minutes, 1-second measurement
Alarm 5 daily alarms with countdown and hourly time signal
Light Double LED light:
LED light for the dial: full auto light, Super Illuminator, afterglow, selectable illumination duration (1.5 seconds / 3 seconds);
LED backlight for the LCD: full auto light, Super Illuminator, afterglow, selectable illumination duration (1.5 seconds / 3 seconds)
Light color LED: white
Calendar Full auto-calendar
Power saving Power saving: turns off the display after a period in the dark
Battery indicator and alerts Battery level indicator
Operating time Operating time from a full charge without further solar charging
With normal functions in use: approximately 7 months
In power-saving mode: approximately 18 months
Accuracy Without radio signal reception, the watch operates at normal quartz accuracy (±15 seconds per month).
Other features 12/24-hour format; hand shift (temporarily moves the hands away from the LCD for easier viewing)
Button operation tone Button operation tone on/off
Time calibration details Home time cities (supported reception cities) / time calibration signals
Tokyo, Seoul, Taipei / Japan: JJY40 and JJY60
(Honolulu), (Anchorage), Vancouver, Los Angeles, Edmonton, Denver, Mexico City, Chicago, New York, Halifax, St. John's / United States: WWVB
Lisbon, London, Madrid, Paris, Rome, Berlin, Stockholm, Athens, (Moscow) / United Kingdom: MSF; Germany: DCF77
Hong Kong, Beijing / China: BPC
Cities in parentheses may receive signals under favorable conditions. Radio signal reception: automatic (up to 6 times a day, up to 5 for China) / manual
Japan: JJY, 40 kHz / 60 kHz (supports both Fukushima and Kyushu stations)
North America: WWVB, 60 kHz
Europe: MSF / DCF77, 60 kHz / 77.5 kHz
China: BPC, 68.5 kHz
When the home city supports reception, the watch receives the appropriate station for that city. The time difference is set according to the selected city.
View full details

More in this model family

Explore related colour and specification variations. Check each reference for its exact features.

Find your next reference

Similar watches

Explore models selected by series, materials, size and listed features.

Same series

Same series

Similar specifications

Similar specifications