G- Shock Watch GD-100-1A - Casio

Introducing a collection of new G-SHOCK digital models whose big faces and cases give them a look of power and strength. A high-intensity LED makes the digital easier to read, even in the dark. Over-sized buttons come with a checkered anti-slip surface to make operations fast and sure. All of this plus high shock resistance and water resistance makes these G-SHOCK models the perfect choice for casual wear just about everywhere.

Technical Specifications

• Super Illuminator
• Case material : Resin
• Bezel Material : Resin
• Resin Band
• Water Resistance : 200- meter
• Mineral Glass
• Shock Resistant

• LED Backlight
- Auto light switch, selectable illumination duration, afterglow.

• Flash alert
- Flashes with buzzer that sounds for alarms, hourly time signal, countdown timer time up alarm

• Multi time (4 different cities)

• World time
- 31 time zones (48 cities + coordinated universal time), daylight saving on/off, Home city / World time city swapping


• 1/100-second stopwatch
- Measuring capacity : 23:59'59.99''
- Measuring modes : Elapsed time, split time, 1st-2nd place times

• Countdown timer
- Measuring unit : 1/10 second
- Input range : 1 second to 24 hours (1-second increments, 1-minute increments and 1-hour increments)

• Alarms
- 5 independent alarms (one-time or daily)

• Hourly time signal
• Full auto-calendar (to year 2099)
• 12/24-hour format
• Button operation tone on/off
• Regular timekeeping : Hour, minute, second, pm, month, date, day
• Accuracy : ±15 seconds per month
• Size of case : 55 X 51.2 X 17.4 mm
• LED : White