CASIO TOUGH SOLAR CARBON CORE GUARD GST-B100-1AJF

SKU: CH889
1 product in stock
Sale price ¥49,500Regular price
Regular price ¥49,500
Tax included. Shipping calculated at checkout.

Inquiry Number CH889


The GST-B1000BD-1AJF combines the power of G-SHOCK with the solid feel of a metal exterior. With a black-based dial and bracelet, it offers a sharp, refined look that pairs easily with both suits and casual wear. Despite its larger case size, it remains elegant, allowing you to fully enjoy the toughness and sense of ownership characteristic of G-SHOCK.

The GST-B1000BD-1AJF is a Bluetooth-equipped solar model from the G-STEEL series. It features highly practical functions such as Carbon Core Guard structure, Tough Solar, and smartphone link. It is a modern men's watch that adds the texture of metal to G-SHOCK's shock-resistant performance.

Brand: CASIO
Model: TOUGH SOLAR CARBON CORE GUARD
Year of Manufacture: 
Model Number: GST-1000BD-1AJF
Movement: Solar
Dial: Black
Case Material: Stainless Steel
Band Material: Stainless Steel
Case Size: 44mm (excluding crown)
Lug Width: -
Wrist Circumference: Approx. 21cm
Weight: Approx. 124.5g
Original Accessories: Box, Warranty Card
Maintenance: 
Condition: Excellent, minor scuffs on the bracelet
Accuracy: -
Rank: AB


● As this is a pre-owned item, there may be minute scuffs not visible in the photos. The color may appear different depending on your monitor settings.

● Please note that due to its pre-owned nature, we do not guarantee the water resistance. Please understand the characteristics of pre-owned items.

● For items marked as "Polished," the finish is applied to maintain the original shape, so deep scratches may remain.

● Please carefully examine the photos for design and condition. If you have any concerns, please contact us before purchasing.

● Serial numbers have been blurred.

● We do not accept returns for customer convenience. However, in the event of an incorrect item or initial defect (please contact us within 2 days of arrival), we will handle it in accordance with our shop policy.

● Our store's original repair warranty applies to normal use within Japan.

Warranty & Services

CHRONURE VINTAGE WATCH & JEWELRY

6-Month Repair Warranty

Chronure provides a 6-month repair warranty from the date of purchase for eligible wristwatches.

If an internal mechanical defect arises naturally during normal use within the warranty period, we will provide a repair free of charge or take other appropriate action. Exterior components, including the crystal, crown, and bracelet, are subject to additional charges.

The following are excluded from warranty coverage:

  • Inspections and overhauls (complete disassembly and cleaning)
  • Deterioration or replacement of consumable parts, such as batteries and leather straps
  • Malfunctions or damage caused by improper use or negligence, including drops and water damage
  • Malfunctions or damage caused by fire, flooding, or other disasters
  • Repairs, maintenance, modifications, or other work performed by parties other than Chronure
  • Changes in external appearance resulting from use, including scratches on cases, crystals, and metal bracelets
  • Accuracy or water-resistance conditions considered acceptable for a vintage watch
  • Purchases made through international forwarding or proxy purchasing services
  • For use outside Japan

Specific warranty arrangements will be determined after examining the condition of the item. As a general rule, warranty claims will be handled through repair rather than a refund.

Condition Grading

Chronure uses the following condition grades to describe its items.

NBrand new
SUnused or display item
AMinimal signs of use; very clean overall
ABSigns of use, but clean overall
BVisible signs of use, including noticeable scratches
BCHeavy signs of use, with numerous noticeable scratches or stains
CSignificant wear or deterioration; may have partial functional issues
JFunctional issues; sold as-is

Condition grades are based on our assessment. Where refinishing has been performed, the resulting condition is reflected in the grade. Please also review the individual product photographs and description.

Chronure Original Pouch

Eligible wristwatches and watch accessories include a Chronure-branded original pouch.

Chronure original pouch

One pouch will be included in either beige or gray. The pouch includes a leather strap and an inner pad to help secure and protect your watch.

Please note: Pouch color cannot be selected.

Payment Methods

Available payment methods are displayed during checkout.

Please review the available options before completing your purchase.

Shipping & Delivery

Shipping within Japan is free of charge. Domestic orders are shipped via Yamato Transport.

Orders are normally dispatched within two days after payment confirmation. Items are checked and carefully packed before dispatch.

Dispatch may take longer depending on the order and the item's storage location.

International Shipping

International shipping is available. Eligible destinations and shipping costs vary depending on the item and delivery address.

Any applicable customs duties, import taxes, and customs clearance fees are generally the buyer's responsibility.

Import regulations and charges vary by destination.

Visit Our Store

Chronure Vintage Watch & Jewelry is a vintage watch and jewelry store located just a one-minute walk from Dokkyo University-mae Station in Soka, Saitama, Japan.

Visit us to view and purchase items in person. We also buy watches, jewelry, and branded goods.

Business hours: 10:00 AM – 6:00 PM

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