G-Shock G-Steel Black & Gold Carbon Men's Watch GSTB300B-1A
Shock Resistant 200-meter water resistance Bluetooth smartphone link Solar Powered Introducing the GSTB300B-1A, the latest in the new rugged style of G-STEEL models that feature Carbon Core Guard structure. The new GSTB300s adopt tough G-SHOCK styling with a disk indicator at 6 o’clock that shows the current mode and charge level, and a front button that completes the overall rugged look. The disk, a round graphic digital display between 1 and 2 o'clock, and a digital display as 12 o'clock add to both functionality and looks. The new GSTB300B-1A model comes in a black case and resin band accompanied with striking Gold IP accented button, screws and buckle.
Shock Resistant 200-meter water resistance Bluetooth smartphone link Solar Powered Introducing the GSTB300B-1A, the latest in the new rugged style of G-STEEL models that feature Carbon Core Guard structure. The new GSTB300s adopt tough G-SHOCK styling with a disk indicator at 6 o’clock that shows the current mode and charge level, and a front button that completes the overall rugged look. The disk, a round graphic digital display between 1 and 2 o'clock, and a digital display as 12 o'clock add to both functionality and looks. The new GSTB300B-1A model comes in a black case and resin band accompanied with striking Gold IP accented button, screws and buckle.
Shock Resistant 200-meter water resistance Bluetooth smartphone link Solar Powered Introducing the GSTB300B-1A, the latest in the new rugged style of G-STEEL models that feature Carbon Core Guard structure. The new GSTB300s adopt tough G-SHOCK styling with a disk indicator at 6 o’clock that shows the current mode and charge level, and a front button that completes the overall rugged look. The disk, a round graphic digital display between 1 and 2 o'clock, and a digital display as 12 o'clock add to both functionality and looks. The new GSTB300B-1A model comes in a black case and resin band accompanied with striking Gold IP accented button, screws and buckle.
Shock Resistant 200-meter water resistance Bluetooth smartphone link Solar Powered Introducing the GSTB300B-1A, the latest in the new rugged style of G-STEEL models that feature Carbon Core Guard structure. The new GSTB300s adopt tough G-SHOCK styling with a disk indicator at 6 o’clock that shows the current mode and charge level, and a front button that completes the overall rugged look. The disk, a round graphic digital display between 1 and 2 o'clock, and a digital display as 12 o'clock add to both functionality and looks. The new GSTB300B-1A model comes in a black case and resin band accompanied with striking Gold IP accented button, screws and buckle.
in 11 offers
The lowest price for G-Shock G-Steel Black & Gold Carbon Men's Watch GSTB300B-1A right now is $333.09 at banzaihobby.com, compared across 6 retailers.
The all-time low was $269.00 on 4 July 2026 — today's price is 24% above the lowest ever. It has been notably cheaper before — worth setting a price alert.
Prices last updated 13 July 2026.
Last updated at 13/07/2026 15:57:17
CASIO G-SHOCK GST-B300
Delivery $39.08
Casio G-shock G-steel Gst-b300s-1ajf Men's Watch Solar Powered
Free delivery
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Casio G-shock Gst-b300 Series Black Resin Watch Gstb300b-1a
Delivery $142.67
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 G-shock Solar Watch Gst-b300 Silver X Black, Scratches And
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 Gst-b300/slv G-shock
Delivery $32.14
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 G-shock Gst-b300s-1ajf Tough Solar Bluetooth 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!
G-SHOCK G-STEEL Bluetooth Mounted Solar Carbon Core Guard Structure GST-B300S-1AJF Men's
Delivery between 17–22 July $34.63
Casio G-Shock G-Steel Carbon Core Guard Silver Black
Delivery $158.00
CASIO G-STEEL GST-B300 Series GSTB300B-1A
Delivery between 23–28 July $66.28
GSTB300S-1A
Free delivery
| Stone Type | No Stone |
| Metal Type | Resin |
| Metal Color | Black |
| Metal Finish | Satin |
| Metal Plating Type | Ion-Plated |
CASIO G-SHOCK GST-B300
Delivery $39.08
Casio G-shock G-steel Gst-b300s-1ajf Men's Watch Solar Powered
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 G-shock Gst-b300 Series Black Resin Watch Gstb300b-1a
Delivery $142.67
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 G-shock Solar Watch Gst-b300 Silver X Black, Scratches And
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 Gst-b300/slv G-shock
Delivery $32.14
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!
| Stone Type | No Stone |
| Metal Type | Resin |
| Metal Color | Black |
| Metal Finish | Satin |
| Metal Plating Type | Ion-Plated |
