


G-Shock G Steel GST-B400 Series Steel/Black GSTB400-1A
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
G-Shock G Steel GST-B400 Series Steel/Black GSTB400-1AAn ultra thin module encased in carbon fiber makes for a stylish G STEEL timepiece with the slimmest profile yet. Strong, yet lightweight, the carbon core guard structure absorbs external shocks and retains Bluetooth connectivity and solar power functionality even with smaller components and a thinner module. Measuring just 12. 9mm from the back of the case to the top of the bezel, the GST B400 is over a millimeter thinner than its predecessor . Your
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Your G-Shock G Steel GST-B400 Series Steel/Black GSTB400-1A orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
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Reviewed in the United States on May 20, 2026
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Reviewed in the United States on September 15, 2025
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Reviewed in the United States on May 12, 2026
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Awesome shoes!
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