The 51mm case is made of fine resin that incorporates carbon fiber for light weight along with rigidity that is superior to that of resin alone. This material protects the internal module from shock-induced damage. The dual back cover protects the back surface against impact. The case provides a comfortable fit, even though the watch is designed with a wide face. Equipped with Smartphone Linking for ease of setting approximately 300 world time cities, alarms, timer, time swapping, phone finder, and hand alignment correction. The watch comes with a stainless steel link bracelet that secures in place with a buckle clasp and is water-resistant to 200m.
The 51mm case is made of fine resin that incorporates carbon fiber for light weight along with rigidity that is superior to that of resin alone. This material protects the internal module from shock-induced damage. The dual back cover protects the back surface against impact. The case provides a comfortable fit, even though the watch is designed with a wide face. Equipped with Smartphone Linking for ease of setting approximately 300 world time cities, alarms, timer, time swapping, phone finder, and hand alignment correction. The watch comes with a stainless steel link bracelet that secures in place with a buckle clasp and is water-resistant to 200m.
in 3 offers
The lowest price for G-Shock GSTB300SD-1A G-Steel Connected Silver Men's Watch right now is $432.95 at eBay.com.au, compared across 2 retailers.
The all-time low was $432.95 on 13 July 2026. That's the lowest price we've ever tracked — a great time to buy.
Prices last updated 13 July 2026.
G-Shock GSTB300SD-1A G-Steel Connected Silver Men's Watch
The 51mm case is made of fine resin that incorporates carbon fiber for light weight along with rigidity that is superior to that of resin alone. This material protects the internal module from shock-induced damage. The dual back cover protects the back surface against impact. The case provides a comfortable fit, even though the watch is designed with a wide face. Equipped with Smartphone Linking for ease of setting approximately 300 world time cities, alarms, timer, time swapping, phone finder, and hand alignment correction. The watch comes with a stainless steel link bracelet that secures in place with a buckle clasp and is water-resistant to 200m.
The 51mm case is made of fine resin that incorporates carbon fiber for light weight along with rigidity that is superior to that of resin alone. This material protects the internal module from shock-induced damage. The dual back cover protects the back surface against impact. The case provides a comfortable fit, even though the watch is designed with a wide face. Equipped with Smartphone Linking for ease of setting approximately 300 world time cities, alarms, timer, time swapping, phone finder, and hand alignment correction. The watch comes with a stainless steel link bracelet that secures in place with a buckle clasp and is water-resistant to 200m.
Last updated at 13/07/2026 16:00:43
Casio Gshock Gsteel Gstb300 Series Watch (gstb300sd1ajf) Gray Dial
Free delivery
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Casio Shock Gsteel Gstb300 Series Gstb300sd1ajf Gray Dial Silver Resin
Free delivery
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G-shock G-steel 'silver' In Metallic
Delivery $230
| Batteries | 1 Lithium Metal batteries required. (included) |
| Product dimensions | 20.32 x 20.32 x 20.32 cm; 226.8 Grams |
| Display type | Digital |
| Special feature | Bluetooth |
| Style | Bracelet |
Casio Gshock Gsteel Gstb300 Series Watch (gstb300sd1ajf) Gray Dial
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!
Casio Shock Gsteel Gstb300 Series Gstb300sd1ajf Gray Dial Silver Resin
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!
G-shock G-steel 'silver' In Metallic
Delivery $230
| Batteries | 1 Lithium Metal batteries required. (included) |
| Product dimensions | 20.32 x 20.32 x 20.32 cm; 226.8 Grams |
| Display type | Digital |
| Special feature | Bluetooth |
| Style | Bracelet |
