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G-Shock G-Steel Bluetooth Mounted Solar Carbon Core Guard Structure GST-B300S-1AJF Men's
G-Shock G-Steel Bluetooth Mounted Solar Carbon Core Guard Structure GST-B300S-1AJF Men's
G-Shock G-Steel Bluetooth Mounted Solar Carbon Core Guard Structure GST-B300S-1AJF Men's
G-Shock G-Steel Bluetooth Mounted Solar Carbon Core Guard Structure GST-B300S-1AJF Men's

G-Shock G-Steel Bluetooth Mounted Solar Carbon Core Guard Structure GST-B300S-1AJF Men's

(96 reviews)

GST-W300G-1A1 Support Page

GST-W300G-1A1 Support Page

$296.56 - $418.06

in 3 offers

The lowest price for G-Shock G-Steel Bluetooth Mounted Solar Carbon Core Guard Structure GST-B300S-1AJF Men's right now is $296.56 at banzaihobby.com, compared across 3 retailers.

The all-time low was $203.72 on 27 Oct 2026 — today's price is 46% above the lowest ever. It has been notably cheaper before — worth setting a price alert.

Prices last updated 4 Nov 2026.

G-Shock G-Steel Bluetooth Mounted Solar Carbon Core Guard Structure GST-B300S-1AJF Men's

$296.56

(96 reviews)

GST-W300G-1A1 Support Page

GST-W300G-1A1 Support Page

Price comparison

Price data powered by pricesAPI.io

Last updated at 04/11/2026 09:58:34

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

$296.56

CASIO G-SHOCK GST-B300B-1AJF

Delivery $28.46

https://www.google.com/s2/favicons?domain=cashconverters.com.au&sz=64Cash Converters

$339.00

Casio Watch Mens G-Shock G-Steel Gst B300 Watch

Delivery $17.20

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

$418.06

Casio Gst-b300 Quartz Analog Rubber Strap Black Gray Wristwatch Used

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!

Price history

Price history

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

Reviews

Nice watch.
17 February 2021jacoboschweber

originally posted on ebay.com

Nice looking watch, light and comfortable.

Specification

BrandCasio
OversizedYes
StyleWrist
DisplayAnalogue-digital
ChronographYes

Price comparison

Updated about 23 hours 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=banzaihobby.com&sz=64
banzaihobby.com

$296.56

CASIO G-SHOCK GST-B300B-1AJF

Delivery $28.46

https://www.google.com/s2/favicons?domain=cashconverters.com.au&sz=64
Cash Converters

$339.00

Casio Watch Mens G-Shock G-Steel Gst B300 Watch

Delivery $17.20

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

$418.06

Casio Gst-b300 Quartz Analog Rubber Strap Black Gray Wristwatch Used

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!

Price history

Price history

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

Reviews

Nice watch.
17 February 2021

Nice looking watch, light and comfortable.

jacoboschweber originally posted on ebay.com

Specification

BrandCasio
OversizedYes
StyleWrist
DisplayAnalogue-digital
ChronographYes

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