Product Description

Tide Graph and Moon Phase Graph with two-tone LCD

Introducing the latest additions to the G-LIDE lineup of timepieces preferred by the world’s top surfers and extreme sports athletes.

The GWX-8900 models feature solar-powered multi-band

Product Description

Tide Graph and Moon Phase Graph with two-tone LCD

Introducing the latest additions to the G-LIDE lineup of timepieces preferred by the world’s top surfers and extreme sports athletes.

The GWX-8900 models feature solar-powered multi-band radio-controlled atomic timekeeping that updates automatically in areas where a time calibration signal is available. In areas where a time calibration signal is not available, you can adjust settings manually as required.

All models feature Super LED light, Tide Graph, and Moon Phase Graph capabilities, which provide essential information for surfers and other extreme sports enthusiasts.

Mineral Glass

Shock Resistant

200-meter water resistance

Case / bezel material: Resin / Aluminum

Resin Band

LED Backlight (Super Illuminator)

Full auto LED light, selectable illumination duration, afterglow

Solar powered

Time calibration signal reception

Auto receive up to six* times a day (remaining auto receives canceled as soon as one is successful)

*5 times a day for the Chinese calibration signal

Manual receive

The latest signal reception results

Time Calibration Signals

Station name: DCF77 (Mainflingen, Germany)

Frequency: 77.5 kHz

Station name: MSF (Anthorn, England)

Frequency: 60.0 kHz

Station name: WWVB (Fort Collins, United States)

Frequency: 60.0 kHz

Station name: JJY (Fukushima, Fukuoka/Saga, Japan)

Frequency: 40.0 kHz (Fukushima) / 60.0 kHz (Fukuoka/Saga)

Station name: BPC (Shangqiu City, Henan Province, China)

Frequency: 68.5 kHz

World time

31 time zones (48 cities + coordinated universal time), city code display, daylight saving on/off

Moon data (moon age of the specific date, moon phase graph)

Tide graph (tide level for specific date and time)

Preset tide sites: 100 (global)

1/100-second stopwatch

Measuring capacity: 59'59.99''

Measuring modes: Elapsed time, split time, 1st-2nd place times

2 countdown timers

Can be used during interval training that alternates between two different paces.

Measuring unit: 1 second

Input range: 00'05" to 99'55" (1-minute increments and 5-second increments)

Other: Number of repeats settable from 1 to 10

5 daily alarms (with 1 snooze alarm)

Hourly time signal

Battery power indicator

Power Saving (display goes blank to save power when the watch is left in the dark)

Full auto-calendar (to year 2099)

12/24-hour format

Button operation tone on/off

Regular timekeeping: Hour, minute, second, pm, month, day, day of the week

Accuracy: ±15 seconds per month (with no signal calibration)

Approx. battery operating time:

10 months on rechargeable battery (operation period with normal use without exposure to light after charge)

33 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge)

Size of case: 55.1 X 52.5 X 16.3 mm

total weight: 71.2 g

LED:White