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Casio G-Shock Black Men's Watch - GA100-1A1
Casio G-Shock Black Men's Watch - GA100-1A1
Casio G-Shock Black Men's Watch - GA100-1A1
Casio G-Shock Black Men's Watch - GA100-1A1
Casio G-Shock Black Men's Watch - GA100-1A1
Casio G-Shock Black Men's Watch - GA100-1A1
Casio G-Shock Black Men's Watch - GA100-1A1
Casio G-Shock Black Men's Watch - GA100-1A1
Casio G-Shock Black Men's Watch - GA100-1A1
Casio G-Shock Black Men's Watch - GA100-1A1
Casio G-Shock Black Men's Watch - GA100-1A1
Casio G-Shock Black Men's Watch - GA100-1A1
Casio G-Shock Black Men's Watch - GA100-1A1
Casio G-Shock Black Men's Watch - GA100-1A1
Casio G-Shock Black Men's Watch - GA100-1A1

Casio G-Shock Black Men's Watch - GA100-1A1

(9,865 reviews)

Introducing the GA1001A1, an X-Large G-Shock watch with a bold and impressive design. With a diameter of 55.0mm, this watch is truly a standout piece. It features a shock resistant and anti-magnetic structure, ensuring durability and reliability in any situation. The 1/1000th second stopwatch with speed indicator allows for precise timing, while the auto LED light with afterglow ensures visibility in the dark. With world time for 29 time zones, 4 daily alarms, and 1 snooze alarm, this watch offers convenience and functionality. The countdown timer and full auto-calendar are additional useful features. Water-resistant up to 200 meters, this watch is perfect for any water-related activities. The black resin band and black face give it a sleek and stylish look. With its attention to detail and impressive features, the GA1001A1 is a must-have for those who seek both style and functionality in their timepiece. The battery has an approximate life of 2 years, making it a reliable choice for everyday use.

Introducing the GA1001A1, an X-Large G-Shock watch with a bold and impressive design. With a diameter of 55.0mm, this watch is truly a standout piece. It features a shock resistant and anti-magnetic structure, ensuring durability and reliability in any situation. The 1/1000th second stopwatch with speed indicator allows for precise timing, while the auto LED light with afterglow ensures visibility in the dark. With world time for 29 time zones, 4 daily alarms, and 1 snooze alarm, this watch offers convenience and functionality. The countdown timer and full auto-calendar are additional useful features. Water-resistant up to 200 meters, this watch is perfect for any water-related activities. The black resin band and black face give it a sleek and stylish look. With its attention to detail and impressive features, the GA1001A1 is a must-have for those who seek both style and functionality in their timepiece. The battery has an approximate life of 2 years, making it a reliable choice for everyday use.

$105.25 - $251.43

in 13 offers

Colour:

Casio G-Shock Black Men's Watch - GA100-1A1
Casio Men's GA100B-4A G-Shock Analog-Digital Red Resin Watch
Casio Men's GA100-1A4 'G-Shock' Analog-Digital Black Resin Watch
Casio Watch G-Shock GA-100B-7A
Casio Men's G-Shock Watch GA100A-9A

Casio G-Shock Black Men's Watch - GA100-1A1

$105.25

(9,865 reviews)

Introducing the GA1001A1, an X-Large G-Shock watch with a bold and impressive design. With a diameter of 55.0mm, this watch is truly a standout piece. It features a shock resistant and anti-magnetic structure, ensuring durability and reliability in any situation. The 1/1000th second stopwatch with speed indicator allows for precise timing, while the auto LED light with afterglow ensures visibility in the dark. With world time for 29 time zones, 4 daily alarms, and 1 snooze alarm, this watch offers convenience and functionality. The countdown timer and full auto-calendar are additional useful features. Water-resistant up to 200 meters, this watch is perfect for any water-related activities. The black resin band and black face give it a sleek and stylish look. With its attention to detail and impressive features, the GA1001A1 is a must-have for those who seek both style and functionality in their timepiece. The battery has an approximate life of 2 years, making it a reliable choice for everyday use.

Introducing the GA1001A1, an X-Large G-Shock watch with a bold and impressive design. With a diameter of 55.0mm, this watch is truly a standout piece. It features a shock resistant and anti-magnetic structure, ensuring durability and reliability in any situation. The 1/1000th second stopwatch with speed indicator allows for precise timing, while the auto LED light with afterglow ensures visibility in the dark. With world time for 29 time zones, 4 daily alarms, and 1 snooze alarm, this watch offers convenience and functionality. The countdown timer and full auto-calendar are additional useful features. Water-resistant up to 200 meters, this watch is perfect for any water-related activities. The black resin band and black face give it a sleek and stylish look. With its attention to detail and impressive features, the GA1001A1 is a must-have for those who seek both style and functionality in their timepiece. The battery has an approximate life of 2 years, making it a reliable choice for everyday use.

Colour:
Casio G-Shock Black Men's Watch - GA100-1A1
Casio Men's GA100B-4A G-Shock Analog-Digital Red Resin Watch
Casio Men's GA100-1A4 'G-Shock' Analog-Digital Black Resin Watch
Casio Watch G-Shock GA-100B-7A
Casio Men's G-Shock Watch GA100A-9A

Price comparison

Last updated at 14/07/2025 15:29:50

Amazon.com.au

$147.03

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Diligence1International

$105.25

+ $94.17 delivery

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StockX

$126.15

+ $45.73 delivery

Go to store

eBay

$131.02

Go to store


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CreationWatches.com

$132.17

Go to store

akibashipping

$150.63

+ $30.50 delivery

Go to store

Chrono24.com.au

$156.60

+ $212.00 delivery

Go to store

Buy Mobile Australia

$160.91

+ $14.95 delivery

Go to store

Ubuy

$174.87

+ $15.52 delivery

Go to store

Kogan.com

$181.15

available 6 days ago

Low stock

See 41 more history offers

yrGear Australia

$179.99

available 14 days ago

Low stock

Reversible

$109.00

available 16 days ago

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Joom

$273.76

available 29 days ago

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Wallace Bishop

$289.00

available about 2 months ago

Low stock

Ozsale

$231.00

available about 2 months ago

Low stock


cashrewards

7% cashback

shopback

Up to 4.2% Cashback

Catch.com.au

$249.00

available 3 months ago

Low stock

Prouds

$289.00

available 3 months ago

Low stock

The Watchly

$209.00

available 3 months ago

Low stock

VestiaireCollective.au

$225.00

Used

available 3 months ago

Low stock


cashrewards

Up to 10% cashback

shopback

Up to 7% Cashback

Hoskings Jewellers

$289.00

available 3 months ago

Low stock

Japan Figure

$175.00

available 3 months ago

Low stock

Lasoo

$199.00

available 3 months ago

Low stock

komatsumerchandise.com.au

$295.00

available 3 months ago

Low stock

eBay.com.au

$156.93

available 4 months ago

Low stock


Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!

Fash Brands

$150.30

available 5 months ago

Low stock

Realry

$134.30

available 5 months ago

Low stock

FashDirect

$198.27

available 5 months ago

Low stock

Nubo Watches

$215.85

available 5 months ago

Low stock

Discovery Japan

$158.08

available 5 months ago

Low stock

MightyApe.com.au

$179.24

available 5 months ago

Low stock

Cash Converters

$70.00

Used

available 5 months ago

Low stock

DownUnderWatches.com

$159.00

available 5 months ago

Low stock

desertcart.com.au

$152.00

available 6 months ago

Low stock

Shiels

$199.00

available 7 months ago

Low stock


cashrewards

3.9% cashback

shopback

4.8% Cashback

Grahams Jewellers

$231.20

available 7 months ago

Low stock

BuyWatchesOnline.com.au

$189.00

available 7 months ago

Low stock

Watch Direct

$179.00

available 7 months ago

Low stock

Aussie Digital Watch

$134.99

available 7 months ago

Low stock

ozDigitalWatch.com

$229.99

available 7 months ago

Low stock

G Life Watches

$199.00

available 8 months ago

Low stock

Ice Jewellery

$189.00

available 8 months ago

Low stock

Watch Depot

$189.00

available 8 months ago

Low stock

Watch Direct Australia

$219.00

available 8 months ago

Low stock

zabiva.com

$173.23

available 9 months ago

Low stock

casioau.com

$289.00

available 10 months ago

Low stock

DealsDirect

$137.90

available 10 months ago

Low stock

Coll Online

$114.97

available 10 months ago

Low stock

My Gift Stop

$108.67

available almost 2 years ago

Low stock

WatchCo.com

$137.53

available almost 2 years ago

Low stock

FashDirect.com

$200.91

available almost 2 years ago

Low stock

FashBrands.com

$152.74

available about 2 years ago

Low stock

Price history

​
​

Price history

​
​

Reviews

9 May 2021
fatima a.r

originally posted on influenster.com

Affordable Lifestyle Watch
8 March 2023
messa_5003

originally posted on ebay.com

Best G-shock
12 May 2021
jitu6669

originally posted on ebay.com

Specification

Parts NumberGA-100-1A1 , GA 100 1A1
ColorwayBlack
Upper MaterialFabric/Synthetic Leather
Toe TypeRound Toe
Heel TypeFlat heel

Price comparison

Updated about 23 hours ago
Amazon.com.au

$147.03

Diligence1International

$105.25

+$94.17 delivery
StockX

$126.15

+$45.73 delivery
eBay

$131.02

CreationWatches.com

$132.17

See 41 more history offers

yrGear Australia

$179.99

Low Stock
Reversible

$109.00

Low Stock
Joom

$273.76

Low Stock
Wallace Bishop

$289.00

Low Stock
Ozsale

$231.00

Low Stock

cashrewards

7% cashback


shopback

Up to 4.2% Cashback

Catch.com.au

$249.00

Low Stock
Prouds

$289.00

Low Stock
The Watchly

$209.00

Low Stock
VestiaireCollective.au

$225.00

Used
Low Stock

cashrewards

Up to 10% cashback


shopback

Up to 7% Cashback

Hoskings Jewellers

$289.00

Low Stock
Japan Figure

$175.00

Low Stock
Lasoo

$199.00

Low Stock
komatsumerchandise.com.au

$295.00

Low Stock
eBay.com.au

$156.93

Low Stock
Fash Brands

$150.30

Low Stock
Realry

$134.30

Low Stock
FashDirect

$198.27

Low Stock
Nubo Watches

$215.85

Low Stock
Discovery Japan

$158.08

Low Stock
MightyApe.com.au

$179.24

Low Stock
Cash Converters

$70.00

Used
Low Stock
DownUnderWatches.com

$159.00

Low Stock
desertcart.com.au

$152.00

Low Stock
Shiels

$199.00

Low Stock

cashrewards

3.9% cashback


shopback

4.8% Cashback

Grahams Jewellers

$231.20

Low Stock
BuyWatchesOnline.com.au

$189.00

Low Stock
Watch Direct

$179.00

Low Stock
Aussie Digital Watch

$134.99

Low Stock
ozDigitalWatch.com

$229.99

Low Stock
G Life Watches

$199.00

Low Stock
Ice Jewellery

$189.00

Low Stock
Watch Depot

$189.00

Low Stock
Watch Direct Australia

$219.00

Low Stock
zabiva.com

$173.23

Low Stock
casioau.com

$289.00

Low Stock
DealsDirect

$137.90

Low Stock
Coll Online

$114.97

Low Stock
My Gift Stop

$108.67

Low Stock
WatchCo.com

$137.53

Low Stock
FashDirect.com

$200.91

Low Stock
FashBrands.com

$152.74

Low Stock

Price history

​
​

Price history

​
​

Reviews

9 May 2021
fatima a.r
originally posted on influenster.com
Affordable Lifestyle Watch
8 March 2023
messa_5003
originally posted on ebay.com
Best G-shock
12 May 2021
jitu6669
originally posted on ebay.com
Blue Bezel Watch GA100-1A2
5 February 2023
John D.
originally posted on watchdirect.com.au
Comfortable homage
31 October 2022
shivasdev
originally posted on ebay.com
Daylight biased reversed feature windows.
26 July 2021
htimsmk
originally posted on ebay.com
digital display was almost invisible.
17 January 2022
ron4405
originally posted on ebay.com
Disappointing watch
15 November 2021
John
originally posted on walmart.com
Good watch.
26 July 2022
alstotho_0
originally posted on ebay.com
Gshock Ga100-1a1 is awesome!!!!
25 February 2020
blha_4658
originally posted on ebay.com

Specification

Parts NumberGA-100-1A1 , GA 100 1A1
ColorwayBlack
Upper MaterialFabric/Synthetic Leather
Toe TypeRound Toe
Heel TypeFlat heel