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G-Shock

Casio G-Shock GST-B400BD-1A2JF G-Steel Bluetooth Solar men Watch

  • Based on 137 reviews
Condition: New
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$618.53 Why this price?

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Availability: Only 2 left in stock, order soon!
Fulfilled by WORLD ONLINE(JPN)-Import duties are not included
Arrives Feb 25 – Mar 11
Order within 5 hours and 33 minutes
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Is Discontinued By Manufacturer ‏ : ‎ No


Package Dimensions ‏ : ‎ 4.57 x 3.54 x 3.23 inches; 5.64 ounces


Item model number ‏ : ‎ GST-B400BD-1A2JF


Department ‏ : ‎ mens


Batteries ‏ : ‎ 1 Lithium Metal batteries required. (included)


Date First Available ‏ : ‎ May 19, 2021


Manufacturer ‏ : ‎ CASIO


Product Warranty: For warranty information about this product, please click here


Best Sellers Rank: #798,635 in Clothing, Shoes & Jewelry (See Top 100 in Clothing, Shoes & Jewelry) #3,843 in Men's Wrist Watches


Brand, Seller, or Collection Name: G-Shock


Clasp: Tang Buckle


Model number: GST-B400BD-1A2JF


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Feb 25 – Mar 11

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

  • Klarna Financing
  • Affirm Pay in 4
  • Affirm Financing
  • Afterpay Financing
  • PayTomorrow Financing
  • Financing through Apple Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

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Top Amazon Reviews

    • Good for G-Shock collector
I love G-Shock as a collector. It worth for money. It is not heavy on my tiny wrist. I can read the time easily, bright enough to read all. It looks great.
Reviewed in the United States on September 6, 2025 by ALandofSmiles
    • Amazing Watch
Beautiful Elegant and Amazing Watch
Reviewed in the United States on December 16, 2024 by Fernando Campbell
    • nice watch
Really beautiful watch, only things ,hands are very hard to see, date is near impossible to see, backlight is like a flashlight ,in case you need one ,and doesn't help to recharge luminescent hands. takes just a little exposure to sunlight to fully charge , don't sweat it, and it comes around and stays charged very well. ... show more
Reviewed in the United States on March 29, 2025 by Steve
    • G-Shock
I absolutely love my newest G Shock.
Reviewed in the United States on February 23, 2025 by Craig S
    • Hands are hard to see
Nice watch bu too hard to see.
Reviewed in the United States on January 28, 2025 by Steven D.

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