At A Glance

G-Shock's most popular large case analog/digital series introduces a new color, the GA100CS-9A. The band is glossy maroon with and accents in yellow and white highlights the toughness and coolness of G-Shock.

  • Shock Resistant
  • 200M Water Resistant
  • Anti-Magnetic Structure
  • 1/1000th Second Stopwatch with Speed Indicator

Product Details

Mechnical Specs
  • 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
Band Length: 145mm - 215mm
GA100CS 55.0 x 51.2 x 16.9mm / 71g

T & C


Package Content


  • 1 x Origianl metal box 
  • 1 x Watch
  • 1 x Instruction Manual
  • 1 x Local Manufacturer warranty card with 1 year warranty
  • 1 x Internation G-Shock warranty booklet



Official Malaysia Warranty

All CASIO products on this site are warranty for one year from the date of purchase under the following conditions.




Should this watch malfunction under normal use, it will repaired without charge for a period of one year from the date of purchase. If the watch requires service within the warranty period, request repair or adjustment at the store where purchase or the authorized watch distributor stamped in the warranty certificate, presenting the watch together with this warranty certificate. The customer shall not have any claim under this warranty for repair or adjustment expense if : 

  • Damages, and/or malfunctioning of the watch after the terms of warranty.
  • Damages, and/or malfunctioning of the watch, caused by person unorthorsed or its representatives.
  • Damages to case, band, strap, buckle, or glass.
  • Battery for quartz watches.
  • Postage, insurance and other non-repair expenses are excluded from warranty.




 : West Malaysia (2 to 3 working days)
 : East Malaysia (3 to 4 working days)


Returns & Exchanges

Any purchase made through may not be returned / exchanged after the item is being shipped out. All products come with a one year manufacturer's warranty. Please see our Terms and Conditions for more details.

You may email us your Order Number to for more information of the product functions.

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RM 378.00
Sold and fulfilled by:
Shipment and Delivery: 2-3 Business Days
Ship To: Refer to T&C
Brand: Casio G-shock
SKU: GA-100CS-9A
Order Quantity
In Stock