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Casio G-Shock One Tone Series GA-2100-9A9JF
Casio G-Shock One Tone Series GA-2100-9A9JF
Casio G-Shock One Tone Series GA-2100-9A9JF
Casio G-Shock One Tone Series GA-2100-9A9JF
Casio G-Shock One Tone Series GA-2100-9A9JF
Casio G-Shock One Tone Series GA-2100-9A9JF
Casio G-Shock One Tone Series GA-2100-9A9JF
Casio G-Shock One Tone Series GA-2100-9A9JF
Casio G-Shock One Tone Series GA-2100-9A9JF
Casio G-Shock One Tone Series GA-2100-9A9JF
Casio G-Shock One Tone Series GA-2100-9A9JF
Casio G-Shock One Tone Series GA-2100-9A9JF
Casio G-Shock One Tone Series GA-2100-9A9JF
Casio G-Shock One Tone Series GA-2100-9A9JF
Casio G-Shock One Tone Series GA-2100-9A9JF
Casio G-Shock One Tone Series GA-2100-9A9JF

Casio G-Shock One Tone Series GA-2100-9A9JF

(16,052 reviews)

From G-SHOCK, which continues to evolve in pursuit of toughness, to the TONE-ON-TONE series, all details are finished in one tone. Band: Resin band Length: 145-215mm/26.1mm Case size: 48.5×45.4×11.8mm Mass: 51g Shock-resistant structure 20 ATM waterproof function Hand retraction function (If the hands overlap the LCD display and are difficult to see, you can temporarily retract the hands from above the LCD display.) World Time: Time display in 48 cities around the world (31 time zones, with summer time setting function) + UTC (Coordinated Universal Time) Stopwatch (1/100 second (less than 1 hour)/1 second (more than 1 hour), 24 hour meter, with split) Timer (set unit: 1 second, maximum set: 24 hours, measured in 1 second increments) 5 time alarms/time signal Full auto calendar 12/24 hour display switching Operation sound ON/OFF switching function Double LED light: LED light for dial (with super illuminator, afterglow function, afterglow time switching (1.5 seconds/3 seconds)), LED backlight for LCD section (super illuminator, afterglow function, afterglow time switching (1.5 seconds)) seconds/3 seconds) Battery life approximately 3 years

From G-SHOCK, which continues to evolve in pursuit of toughness, to the TONE-ON-TONE series, all details are finished in one tone. Band: Resin band Length: 145-215mm/26.1mm Case size: 48.5×45.4×11.8mm Mass: 51g Shock-resistant structure 20 ATM waterproof function Hand retraction function (If the hands overlap the LCD display and are difficult to see, you can temporarily retract the hands from above the LCD display.) World Time: Time display in 48 cities around the world (31 time zones, with summer time setting function) + UTC (Coordinated Universal Time) Stopwatch (1/100 second (less than 1 hour)/1 second (more than 1 hour), 24 hour meter, with split) Timer (set unit: 1 second, maximum set: 24 hours, measured in 1 second increments) 5 time alarms/time signal Full auto calendar 12/24 hour display switching Operation sound ON/OFF switching function Double LED light: LED light for dial (with super illuminator, afterglow function, afterglow time switching (1.5 seconds/3 seconds)), LED backlight for LCD section (super illuminator, afterglow function, afterglow time switching (1.5 seconds)) seconds/3 seconds) Battery life approximately 3 years

$152.58

in 1 offers

Colour:

Casio G-Shock One Tone Series GA-2100-9A9JF
Casio G-Shock Carbon Core Guard Structure GA-2100-7AJF Men's White
G-Shock Beach Iridescent GA-2100TLS-8A
G-Shock GA2100-1A4 NeonAccent Series 'CasiOak'
G-Shock Casioak GA2100-2A
G-Shock GM2100N-2A
G-Shock GBM2100A-1A3 Metal Covered Bluetooth 'CasiOak'
G-Shock GBM2100A-1A2 Metal Covered Bluetooth 'CasiOak'
G-Shock Hidden Coast Watch GA-2100HC-4A
Casio G-Shock Metal Covered GM-2100N-2AJF Men's Blue
Casio G-Shock GA2100-7A
Casio G-Shock Analog-Digital 2100 Series GBM-2100-1AJF
Casio Casioak GM-2100N-2A
Casio GA-2100-7A 200 M Mens G-Shock Carbon Core Guard Analog Digital Watch White
Casio - GA-2100-9A9ER - Watch - Men - Quartz - G-Shock

Casio G-Shock One Tone Series GA-2100-9A9JF

$152.58

(16,052 reviews)

From G-SHOCK, which continues to evolve in pursuit of toughness, to the TONE-ON-TONE series, all details are finished in one tone. Band: Resin band Length: 145-215mm/26.1mm Case size: 48.5×45.4×11.8mm Mass: 51g Shock-resistant structure 20 ATM waterproof function Hand retraction function (If the hands overlap the LCD display and are difficult to see, you can temporarily retract the hands from above the LCD display.) World Time: Time display in 48 cities around the world (31 time zones, with summer time setting function) + UTC (Coordinated Universal Time) Stopwatch (1/100 second (less than 1 hour)/1 second (more than 1 hour), 24 hour meter, with split) Timer (set unit: 1 second, maximum set: 24 hours, measured in 1 second increments) 5 time alarms/time signal Full auto calendar 12/24 hour display switching Operation sound ON/OFF switching function Double LED light: LED light for dial (with super illuminator, afterglow function, afterglow time switching (1.5 seconds/3 seconds)), LED backlight for LCD section (super illuminator, afterglow function, afterglow time switching (1.5 seconds)) seconds/3 seconds) Battery life approximately 3 years

From G-SHOCK, which continues to evolve in pursuit of toughness, to the TONE-ON-TONE series, all details are finished in one tone. Band: Resin band Length: 145-215mm/26.1mm Case size: 48.5×45.4×11.8mm Mass: 51g Shock-resistant structure 20 ATM waterproof function Hand retraction function (If the hands overlap the LCD display and are difficult to see, you can temporarily retract the hands from above the LCD display.) World Time: Time display in 48 cities around the world (31 time zones, with summer time setting function) + UTC (Coordinated Universal Time) Stopwatch (1/100 second (less than 1 hour)/1 second (more than 1 hour), 24 hour meter, with split) Timer (set unit: 1 second, maximum set: 24 hours, measured in 1 second increments) 5 time alarms/time signal Full auto calendar 12/24 hour display switching Operation sound ON/OFF switching function Double LED light: LED light for dial (with super illuminator, afterglow function, afterglow time switching (1.5 seconds/3 seconds)), LED backlight for LCD section (super illuminator, afterglow function, afterglow time switching (1.5 seconds)) seconds/3 seconds) Battery life approximately 3 years

Colour:
Casio G-Shock One Tone Series GA-2100-9A9JF
Casio G-Shock Carbon Core Guard Structure GA-2100-7AJF Men's White
G-Shock Beach Iridescent GA-2100TLS-8A
G-Shock GA2100-1A4 NeonAccent Series 'CasiOak'
G-Shock Casioak GA2100-2A
G-Shock GM2100N-2A
G-Shock GBM2100A-1A3 Metal Covered Bluetooth 'CasiOak'
G-Shock GBM2100A-1A2 Metal Covered Bluetooth 'CasiOak'
G-Shock Hidden Coast Watch GA-2100HC-4A
Casio G-Shock Metal Covered GM-2100N-2AJF Men's Blue
Casio G-Shock GA2100-7A
Casio G-Shock Analog-Digital 2100 Series GBM-2100-1AJF
Casio Casioak GM-2100N-2A
Casio GA-2100-7A 200 M Mens G-Shock Carbon Core Guard Analog Digital Watch White
Casio - GA-2100-9A9ER - Watch - Men - Quartz - G-Shock

Price comparison

Last updated at 03/06/2025 06:00:13

ToysOneJapan

$152.58

+ $46.30 delivery

Go to store

eBay - jp_market

$196.85

available 5 days 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!

See 11 more history offers

eBay

$171.85

available 13 days 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!

Joom

$196.85

available 17 days ago

Low stock

eBay - solid_store*japan

$170.22

available 25 days 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!

animota

$236.72

available about 1 month ago

Low stock

eBay.com.au

$153.94

available 2 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!

eBay.com.au - solid_store*japan

$152.04

available 3 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!

Discovery Japan

$195.87

available 5 months ago

Low stock

G Life Watches

$219.00

available 5 months ago

Low stock

eBay.com.au - premium-japan

$176.26

available 5 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!

Watch Superstore

$279.00

available 9 months ago

Low stock

Buy Mobile Australia

$182.95

available 9 months ago

Low stock

Price history

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​

Price history

​
​

Reviews

28 August 2024

originally posted on lazada.com.my

Bluetooth + Tough Solar vs British Winter?
9 January 2023
Fred F.

originally posted on g-shock.co.uk

Casio does it again, the CasiOak is the bees knees.
1 September 2024
0reverso

originally posted on ebay.com

Price comparison

Updated 2 days ago
ToysOneJapan

$152.58

+$46.30 delivery
eBay - jp_market

$196.85

Low Stock

See 11 more history offers

eBay

$171.85

Low Stock
Joom

$196.85

Low Stock
eBay - solid_store*japan

$170.22

Low Stock
animota

$236.72

Low Stock
eBay.com.au

$153.94

Low Stock
eBay.com.au - solid_store*japan

$152.04

Low Stock
Discovery Japan

$195.87

Low Stock
G Life Watches

$219.00

Low Stock
eBay.com.au - premium-japan

$176.26

Low Stock
Watch Superstore

$279.00

Low Stock
Buy Mobile Australia

$182.95

Low Stock

Price history

​
​

Price history

​
​

Reviews

28 August 2024
originally posted on lazada.com.my
Bluetooth + Tough Solar vs British Winter?
9 January 2023
Fred F.
originally posted on g-shock.co.uk
Casio does it again, the CasiOak is the bees knees.
1 September 2024
0reverso
originally posted on ebay.com
GM-2100-1AER silver
17 September 2022
Luke A.
originally posted on g-shock.co.uk
Great watch
24 June 2023
LewisC
originally posted on debenhams.com
Great watch for the price.
10 May 2024
Tracey F.
originally posted on g-shock.co.uk
Love my watch, I always
22 April 2024
Bonnie R.
originally posted on g-shock.co.uk
Suoerb
21 December 2023
Grahamm
originally posted on debenhams.com
Very cool with some flaws
1 August 2022
Chimpboy
originally posted on g-shock.co.uk