CASIO · JAPANESE-MARKET REFERENCE

GW-8900A-1JF

Name: GW-8900A-1JF
Brand: CASIO
SKU: GW-8900A-1JF
Price: 29100.0 JPY
Availability: OutOfStock

¥29,100 JPY

Sale Sold out

Taxes included. Shipping calculated at checkout.

CASIO GW-8900A-1JF 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: GW-8900A-1JF
Case (H × W × D): 55.1 × 52.5 × 16.3 mm
Weight: 70 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.

Buying from Japan Size & function guide

Setup & support

Model reference: GW-8900A-1JF

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

Customs Duties & Shipping Return and Repair Read the FAQ

Product details

Model: GW-8900A-1JF
JAN / EAN: 4971850949299
Intended use: Wristwatch
Band material: Resin band
Crystal material: Mineral glass
Weight: 70 g
Case size (L × W × H): 55.1 × 52.5 × 16.3 mm
Price: ¥29,100 JPY
Country of origin: JP

Specifications

Release date	September 2011
Japan MSRP	Japan MSRP: ¥27,500 (including Japanese tax)
Case size (H × W × D)	55.1 × 52.5 × 16.3 mm
Weight	70 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); direct UTC access
Stopwatch	Stopwatch: 1/100 second, 24-hour capacity, split time
Timer	Countdown timer: 1-minute setting increments, maximum 24 hours, 1-second measurement
Alarm	5 daily alarms (1 with snooze) and hourly time signal
Light	LED backlight: 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 10 months
In power-saving mode: approximately 33 months
Accuracy	Without radio signal reception, the watch operates at normal quartz accuracy (±15 seconds per month).
Other features	12/24-hour format
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.