Hover to zoom · tap for full screenG-SHOCK · GA-100-1A1 Ask or order via LINE
CASIO G-SHOCK GA-100-1A1 Men's Watch
G-SHOCK
US$89 (฿2,990)
In stock, ready to ship
100% authentic G-SHOCK with official warranty, shipped from our store in Thailand.
Prices in US$ are an estimate — you pay in Thai baht (THB); your card converts automatically.
36% below typical market priceYou save US$51
Typical market priceUS$140
Shock Shop priceUS$89
100% authentic
Free delivery in Thailand
Cash on delivery
Official CMG warranty
Want 0% instalments or platform coins/vouchers?
Order from us right here at the same price — free delivery in Thailand, cash on delivery, full tax invoice, and after-sales support directly from our store.
Share
Specifications
Basics
- Case size (W × L × H)
- 55 × 51.2 × 16.9 mm
- Weight
- 70 g
- Case / bezel material
- Resin
- Band
- Resin band
- Construction
- Shock resistant
- Magnetic resistant
- Water resistance
- 200 m water resistant
- Power supply & battery life
- Approx. battery life
- Approx. 2 years on CR1220
Exterior
- Glass
- Mineral glass
World time
- 29 time zones (48 cities + UTC), daylight saving on/off, home/world time swap
- Stopwatch
- 1/1000-second stopwatch
- Measuring capacity
- 99:59'59.999''
- Measuring modes
- Elapsed time, lap time, split time
- Other
- Speed (0–1998 units/h), distance input (0.0–99.9)
- Mach indicator (over 1225 units/h)
Countdown timer
- Measuring unit
- 1 s
- Countdown range
- 24 hours
- Countdown start time setting range
- 1 min to 24 h (1 min, 1 h steps)
- Other
- Auto-repeat
Hourly time signal
- 5 daily alarms (1 with snooze)
Light
- LED light
- auto light, selectable illumination duration (1.5 or 3 s), afterglow
Light colour
- LED
- Amber
Calendar
- Full auto calendar (to year 2099)
Accuracy
- Accuracy
- ±15 s per month
Other features
- 12/24-hour format
- Regular timekeeping
- Analog
- 2 hands (hour, minute (moves every 20 s)), 1 dial (speed)
- Digital
- hour, minute, second, pm, month, date, day
Our video review of this model
We buy and review every watch ourselves — see the real thing before you decide.
อดีตพระเอก !? รีวิวนาฬิกา G-SHOCK GA-100-1A1
Customer reviews
You may also like
G-SHOCKCASIO G-SHOCK MASTER OF G RANGEMAN GW-9400-1B Men's Watch
US$295
Tax invoice available30% better value · Typical market price US$425
Official CMG warranty14-day returns
G-SHOCKCASIO G-SHOCK GBD-200UU-9 Watch
US$145
Tax invoice available30% better value · Typical market price US$205
Official CMG warranty14-day returns
G-SHOCKCASIO G-SHOCK GMD-S5610BB-1 Watch
US$85
Tax invoice available30% better value · Typical market price US$125
Official CMG warranty14-day returns
G-SHOCKCASIO G-SHOCK GMD-B300-2 Watch
US$105
Tax invoice available30% better value · Typical market price US$145
Official CMG warranty14-day returns