G-SHOCK Master of G Frogman GWF-A1000C-1ADR

Time adjustment
Radio-controlled Watch; Multi band 6
Power supply and battery life
Tough Solar (Solar powered)
Smartphone Link feature
Mobile link (Wireless linking using Bluetooth®)
Apps
CASIO WATCHES
Glass
Spherical Glass
Sapphire crystal with anti-reflective coating
Crown
Screw Lock Crown
Surface treatment
Blue ion plated bezel
Other
Neobrite
Diving feature
Diving mode Dive time: 1 second increments, up to 1:59'59 Surface time measurement: up to 24 hours Log data: up to 30 records
World time
Dual time 27 time zones, Home time swapping, auto summer time (DST) switching
Stopwatch
1-second stopwatch Measuring capacity: 23:59'59
Timer
Countdown timer Measuring unit: 1 second Countdown range: 24 hours Countdown start time setting range: 1 minute to 24 hours (1-second increments)
Alarm/hourly time signal
Daily alarm
Light
LED light (Super Illuminator) Afterglow
Light color
LED:White
Calendar
Full auto-calendar (to year 2099)
Hand home position correction feature
The auto hand home position correction
Energy saving feature
Power Saving (hands stop to save power when the watch is left in the dark)
Run time
Approx. battery operating time: 5 months on rechargeable battery (operation period with normal use without exposure to light after charge) 30 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge)
Accuracy
Accuracy: ±15 seconds per month (with no signal calibration and mobile link function)
Other features
Hand shift feature (Hands move out of the way to provide an unobstructed view of indial)
Regular timekeeping: Analog: 3 hands (hour, minute (hand moves every 5 seconds), second), 3 dials (dual time hour and minute, dual time 24 hour, day)
Date display
Day indicator
Time adjustment details
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
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
Case size (L× W× H)
56.7 × 51.7 × 19.7 mm
Weight
145 g

Band color - Black

Band Type - Resin

Gender - Male