Casio G-Shock Master of G Frogman Carbon Core Guard Structure Tough Solar Black Stainless Steel / Resin Composite Band Watch GWFA1000C-1A GWF-A1000C-1A

These watches are designed to perform for the diver, delivering both durability and lightness with a carbon-reinforced resin for the GWF-A1000C. The composite bands are complemented by a buckle with extender to slip easily over a wetsuit.

This special Frogman watches make no compromises on style and color, either. Go with the beautiful blue ion-plated stainless steel bezel, with the second hand in vibrant, eye-catching yellow.

• Case / bezel material: Resin / Stainless steel
• Carbon monocoque case
• Stainless Steel / Resin Composite Band
• Double-lock, 1-press, 3-fold Clasp
• Neobrite
• Carbon Core Guard structure
• Magnetic Resistant
• Shock Resistant
• Spherical Glass
• Sapphire crystal with glare-resistant coating
• Blue ion plated bezel
• Screw Lock Crown
• ISO 200 meters Water Resistance
• Tough Solar (Solar powered)
• LED light (Super Illuminator), Afterglow
  LED:White
• Radio-controlled Watch; Multi band 6
• 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
• Mobile link (Wireless linking using BluetoothÇï¶÷)
• 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
• Dual time, 27 time zones, Home time swapping, auto summer time (DST) switching
  The auto hand home position correction
• 1-second stopwatch
• Measuring capacity: 23:59'59
• Countdown timer
  Measuring unit: 1 second
  Countdown range: 24 hours
• Countdown start time setting range: 1 minute to 24 hours (1-second increments)
• Daily alarm
• Power Saving (hands stop to save power when the watch is left in the dark)
• Full auto-calendar (to year 2099)
• 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
• Accuracy: Çï¶Ï15 seconds per month (with no signal calibration and mobile link function)
• 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)
• Size of case : 56.7 ƒ?ª? 51.7 ƒ?ª? 19.7 mm
• Total weight : 145 g