Casio G-Shock GRAVITYMASTER GPS Hybrid Wave Ceptor Watch GPW-1000-2A GPW1000
Specifications :
Triple G Resist
Neobrite
Sapphire Glass
200-meter water resistance
Case / bezel material: Stainless steel / Resin
Carbon fiber insert Resin Band
Solar powered
LED light (Super Illuminator)
Afterglow
GPS signal reception: Auto receive (time information once/day); Manual receive (position information time information)
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
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
The auto hand home position correction
Airplane mode
World time
40 time zones (27 cities + coordinated universal time) city code display
daylight saving on/off
1/20-second stopwatch
Measuring capacity: 23'59.95''
Measuring mode: Elapsed time
Countdown timer
Measuring unit: 1 second
Countdown range: 24 hours
Countdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments)
Daily alarm
Low battery alert
Power Saving (hands stop to save power when the watch is left in the dark)
Full auto-calendar (to year 2099)
Date display
Regular timekeeping
Analog: 3 hands (hour minute (hand moves every 10 seconds) second)
3 dials (24-hour world time hour and minute day) date
Accuracy: ±15 seconds per month (with no signal calibration)
Approx. battery operating time:
7 months on rechargeable battery (operation period with normal use without exposure to light after charge)
18 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge)
Size of case: 66 × 56 × 18.8 mm
Total weight: 126 g
LED:White

Casio G-Shock GRAVITYMASTER GPS Hybrid Wave Ceptor Watch GPW-1000-4A GPW1000
Specifications :
Triple G Resist
Neobrite
Sapphire Glass
200-meter water resistance
Case / bezel material: Stainless steel / Resin
Carbon fiber insert Resin Band
Solar powered
LED light (Super Illuminator)
Afterglow
GPS signal reception: Auto receive (time information once/day); Manual receive (position information time information)
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
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
The auto hand home position correction
Airplane mode
World time
40 time zones (27 cities + coordinated universal time) city code display
daylight saving on/off
1/20-second stopwatch
Measuring capacity: 23'59.95''
Measuring mode: Elapsed time
Countdown timer
Measuring unit: 1 second
Countdown range: 24 hours
Countdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments)
Daily alarm
Low battery alert
Power Saving (hands stop to save power when the watch is left in the dark)
Full auto-calendar (to year 2099)
Date display
Regular timekeeping
Analog: 3 hands (hour minute (hand moves every 10 seconds) second)
3 dials (24-hour world time hour and minute day) date
Accuracy: ±15 seconds per month (with no signal calibration)
Approx. battery operating time:
7 months on rechargeable battery (operation period with normal use without exposure to light after charge)
18 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge)
Size of case: 66 × 56 × 18.8 mm
Total weight: 126 g
LED:White

Casio G-Shock GRAVITYMASTER GPS Hybrid Wave Ceptor Watch GPW-1000-1B GPW1000
Specifications :
Triple G Resist
Neobrite
Sapphire Glass
200-meter water resistance
Case / bezel material: Stainless steel / Resin
Carbon fiber insert Resin Band
Solar powered
LED light (Super Illuminator)
Afterglow
GPS signal reception: Auto receive (time information once/day); Manual receive (position information time information)
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
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
The auto hand home position correction
Airplane mode
World time
40 time zones (27 cities + coordinated universal time) city code display
daylight saving on/off
1/20-second stopwatch
Measuring capacity: 23'59.95''
Measuring mode: Elapsed time
Countdown timer
Measuring unit: 1 second
Countdown range: 24 hours
Countdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments)
Daily alarm
Low battery alert
Power Saving (hands stop to save power when the watch is left in the dark)
Full auto-calendar (to year 2099)
Date display
Regular timekeeping
Analog: 3 hands (hour minute (hand moves every 10 seconds) second)
3 dials (24-hour world time hour and minute day) date
Accuracy: ±15 seconds per month (with no signal calibration)
Approx. battery operating time:
7 months on rechargeable battery (operation period with normal use without exposure to light after charge)
18 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge)
Size of case: 66 × 56 × 18.8 mm
Total weight: 126 g
LED:White