Casio G-Shock Black Resin Strap Men's Watch GA100-1A4

Model Number: CSGA100-1A4CR
Web Code: 10553322

Casio G-Shock Black Resin Strap Men's Watch GA100-1A4


Casio G-Shock Black Resin Strap Men's Watch GA100-1A4

Available online only

Delivery times vary by location. Most Marketplace items leave sellers' locations within 2 business days. Allow additional time for shipping.


Casio G-Shock Black Resin Strap Men's Watch GA100-1A4


• Shock Resistant

• 200M Water Resistant

• Anti-Magnetic Structure

• 1/1000th Second Stopwatch with Speed Indicator

• Shock Resistant

• Magnetic Resistant

• 200 Meter Water Resistant

• Auto LED Light with Afterglow

• World Time

• 29 times zones (48 cities + UTC), daylight saving on/off, home city/world time swapping

• 4 Daily Alarms and 1 Snooze Alarm

• Hourly Time Signal

• 1/1000 Second Stopwatch

• Measuring capacity: 99:59'59.999"

• Measuring modes: Elapsed time, lap time, split time

• Others: Speed (0-1998 units/hour), Selection distance input (0.0-99.9)

• 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)

• Other: Auto-repeat

• Full Auto-Calendar (pre-programmed until the year 2099)

• 12/24 Hour Formats

• Accuracy: +/- 15 seconds per month

• Battery: CR1220

• Approx. battery life: 2 years

• Module 5081

Watch Style
Movement Type
Power Type
Battery Powered
Case Material
Black Resin
Case Shape
Case Colour
Band Material
Band Colour
Clasp Type
Calendar Type
Date, 1/1000th Second Stopwatch, Speed Indicator
Water Resistance
Water Resistance - Depth
200 m
Additional Functions
Day, Date, 1/1000th Second Stopwatch, Speed Indicator. Hourly Time Signal. Auto-Calendar. Daily Alarm. Countdown Timer. Backlight Auto LED light with afterglow. 12/24-Hour Formats. World Time 29 times zones (48 cities + UTC)., Hour, Minute, Second
  • CSGA100-1A4CR
Shipping Charges
Free standard shipping may be available on orders over a minimum amount (before taxes, fees, and promo codes). Shipping charges may vary based on item size and your shipping address. Want a shipping charge estimate? Simply add an item to your cart, then access the cart and enter your postal code in the shipping estimate section.
Processing Time
Most items ship within 2 business days after an order is placed*. Allow additional time for shipping to your address.
*Please note: If an item you ordered becomes unavailable, you'll be notified and a full refund will be processed within 2 business days.
Shipping Area Restrictions
Shipping is not available in the following areas*:
  • Saskatchewan
  • Manitoba
  • Ontario
  • Quebec
  • New Brunswick
  • Nova Scotia
  • Prince Edward Island
  • Newfoundland and Labrador
  • Yukon
  • Northwest Territories
  • Nunavut
*Please note: Shipping area restrictions may vary for large items. If an item can't be shipped to your address, we'll let you know during the checkout process.
Canada Time Zone Restocking Fees / Return Eligibility
Category Return Period Un-opened Opened
Watches  30 Days 0% 15%

All returned products must include original packaging.

Return shipping costs will be paid by the seller for all cases where the product is defective, damaged or incorrect. For other cases (e.g. you changed your mind), you will be responsible for this cost.

To request a return

Please contact the seller directly from your Order details page, and provide the following information:

  • Web ID (8-digit number) & product description
  • Number of items to be returned
  • Date you received your product
  • Condition of product
  • Condition of packaging
  • Reason for return

All refunds will be processed within 4 Business Days.