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G-Shock Casioak Metal GM2100B-3A
G-Shock Casioak Metal GM2100B-3A
G-Shock Casioak Metal GM2100B-3A
G-Shock Casioak Metal GM2100B-3A
G-Shock Casioak Metal GM2100B-3A
G-Shock Casioak Metal GM2100B-3A
G-Shock Casioak Metal GM2100B-3A
G-Shock Casioak Metal GM2100B-3A
G-Shock Casioak Metal GM2100B-3A
G-Shock Casioak Metal GM2100B-3A
G-Shock Casioak Metal GM2100B-3A
G-Shock Casioak Metal GM2100B-3A

G-Shock Casioak Metal GM2100B-3A

(3,419 reviews)

The Casio GM-2100-1A G-Shock Metal Covered wristwatch combines a stainless steel case with a durable black plastic strap, offering a resilient men's watch. It features an analog-digital display with a gray dial, luminous hands and indices for better visibility in low light conditions, as well as a mineral glass for scratch resistance. Key functions include world time, a 1/100-second stopwatch, countdown timer, fully automatic calendar with day and date display, hourly time signal, and dual LED lighting. With a water resistance of 200 meters, it is suitable for swimming and snorkeling. The case measures approximately 44 mm in diameter and 12 mm in thickness, with a band width of 16 mm, and features a screw-down case back and a pin buckle for secure comfort. This model emphasizes reliability and practicality under demanding conditions.

The Casio GM-2100-1A G-Shock Metal Covered wristwatch combines a stainless steel case with a durable black plastic strap, offering a resilient men's watch. It features an analog-digital display with a gray dial, luminous hands and indices for better visibility in low light conditions, as well as a mineral glass for scratch resistance. Key functions include world time, a 1/100-second stopwatch, countdown timer, fully automatic calendar with day and date display, hourly time signal, and dual LED lighting. With a water resistance of 200 meters, it is suitable for swimming and snorkeling. The case measures approximately 44 mm in diameter and 12 mm in thickness, with a band width of 16 mm, and features a screw-down case back and a pin buckle for secure comfort. This model emphasizes reliability and practicality under demanding conditions.

$233.00 - $563.08

in 29 offers

last seen 19 Oct 2026

The lowest price we last saw for G-Shock Casioak Metal GM2100B-3A was $233.00 at Kogan.com, compared across 19 retailers (last seen 19 Oct 2026). Prices may have changed since.

The all-time low we recorded was $76.00 on 13 Apr 2025.

Prices last updated 19 Oct 2026.

Variety:

Blue Dial

G-Shock Casioak Metal GM2100B-3A

$233.00

last seen 19 Oct 2026
(3,419 reviews)

The Casio GM-2100-1A G-Shock Metal Covered wristwatch combines a stainless steel case with a durable black plastic strap, offering a resilient men's watch. It features an analog-digital display with a gray dial, luminous hands and indices for better visibility in low light conditions, as well as a mineral glass for scratch resistance. Key functions include world time, a 1/100-second stopwatch, countdown timer, fully automatic calendar with day and date display, hourly time signal, and dual LED lighting. With a water resistance of 200 meters, it is suitable for swimming and snorkeling. The case measures approximately 44 mm in diameter and 12 mm in thickness, with a band width of 16 mm, and features a screw-down case back and a pin buckle for secure comfort. This model emphasizes reliability and practicality under demanding conditions.

The Casio GM-2100-1A G-Shock Metal Covered wristwatch combines a stainless steel case with a durable black plastic strap, offering a resilient men's watch. It features an analog-digital display with a gray dial, luminous hands and indices for better visibility in low light conditions, as well as a mineral glass for scratch resistance. Key functions include world time, a 1/100-second stopwatch, countdown timer, fully automatic calendar with day and date display, hourly time signal, and dual LED lighting. With a water resistance of 200 meters, it is suitable for swimming and snorkeling. The case measures approximately 44 mm in diameter and 12 mm in thickness, with a band width of 16 mm, and features a screw-down case back and a pin buckle for secure comfort. This model emphasizes reliability and practicality under demanding conditions.

Red Dial
Silver Dial

Price comparison

Price data powered by pricesAPI.io

Last updated at 19/10/2026 20:22:26

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.
https://www.google.com/s2/favicons?domain=amazon.com.au&sz=64Amazon.com.au

$276.00

Casio G-SHOCK GM2100B-3A Mens green Analog/Digital Watch with Green Band

Free delivery

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!

https://www.google.com/s2/favicons?domain=kogan.com&sz=64Kogan.com

$233.00

Casio GM-2100B-3A G-Shock Green Mens Watch

Free delivery

https://www.google.com/s2/favicons?domain=dicksmith.com.au&sz=64Dick Smith AU

$233.00

Casio GM-2100B-3A G-Shock Green Mens Watch

Free delivery

https://www.google.com/s2/favicons?domain=mightyape.com.au&sz=64MightyApe.com.au

$233.00

Casio GM-2100B-3A G-Shock Green Mens Watch

Free delivery

https://www.google.com/s2/favicons?domain=ozdigitalwatch.com.au&sz=64Aussie Digital Watch

$279.99

Casio G-Shock Casioak GM-2100B-3A Green Metal Clad Men's Watch

Free delivery between 21–29 Oct

https://www.google.com/s2/favicons?domain=ozdigitalwatch.com&sz=64ozDigitalWatch

$279.99

Casio G-Shock CasiOak GM-2100B-3A Green Metal Clad Octagon Men's Watch

Free delivery between Wed – Sat

https://www.google.com/s2/favicons?domain=ebay.com.au&sz=64eBay.com.au

$285.50

Casio G-shock Casioak Gm-2100b-3a Green & Gray Metal Clad Men's Watch

Free delivery

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!

https://www.google.com/s2/favicons?domain=creationwatches.com&sz=64CreationWatches.com

$287.96

Casio G-Shock Analog Digital Quartz Diver's GM-2100B-3A GM2100B-3 200M Men's Watch

Free delivery

https://www.google.com/s2/favicons?domain=bigw.com.au&sz=64BIG W

$292.07

Casio G-SHOCK GM-2100B-3A Green Alarm Timer Stopwatch Calendar 200M Mens Watch

Free delivery

https://www.google.com/s2/favicons?domain=woolworths.com.au&sz=64Woolworths

$292.07

Casio G-SHOCK GM-2100B-3A Green Alarm Timer Stopwatch Calendar 200M Mens Watch

Delivery between 22–30 Oct $10

Price history

Price history

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.

Specification

Band Material / ColorResin, Green
Case Material / ColorStainless Steel, Gray Ion Plate
Face ColorGreen
Module No5611
Band width20mm

Price comparison

Updated 19 days ago
Please note: price history and price alerts are not available for some stores, including Amazon.com.au.
https://www.google.com/s2/favicons?domain=amazon.com.au&sz=64
Amazon.com.au

$276.00

Casio G-SHOCK GM2100B-3A Mens green Analog/Digital Watch with Green Band

Free delivery

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!

https://www.google.com/s2/favicons?domain=kogan.com&sz=64
Kogan.com

$233.00

Casio GM-2100B-3A G-Shock Green Mens Watch

Free delivery

https://www.google.com/s2/favicons?domain=dicksmith.com.au&sz=64
Dick Smith AU

$233.00

Casio GM-2100B-3A G-Shock Green Mens Watch

Free delivery

https://www.google.com/s2/favicons?domain=mightyape.com.au&sz=64
MightyApe.com.au

$233.00

Casio GM-2100B-3A G-Shock Green Mens Watch

Free delivery

https://www.google.com/s2/favicons?domain=ozdigitalwatch.com.au&sz=64
Aussie Digital Watch

$279.99

Casio G-Shock Casioak GM-2100B-3A Green Metal Clad Men's Watch

Free delivery between 21–29 Oct

Price history

Price history

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.

Specification

Band Material / ColorResin, Green
Case Material / ColorStainless Steel, Gray Ion Plate
Face ColorGreen
Module No5611
Band width20mm

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