---
product_id: 393439228
title: "GSTB400-1A, black, G-Steel"
brand: "g-shock"
price: "S$438"
currency: SGD
in_stock: true
url: https://www.desertcart.sg/products/393439228-gstb400-1a-black-g-steel
store_origin: SG
region: Singapore
---

# GSTB400-1A, black, G-Steel

**Brand:** g-shock
**Price:** S$438
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** GSTB400-1A, black, G-Steel by g-shock
- **How much does it cost?** S$438 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/393439228-gstb400-1a-black-g-steel)

## Best For

- g-shock enthusiasts

## Why This Product

- Trusted g-shock brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

GSTB400-1A, black, G-Steel

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN  | B092BVGQ1S |
| Batteries  | 1 LR44 batteries required. (included) |
| Best Sellers Rank | #478,445 in Clothing, Shoes & Jewelry ( See Top 100 in Clothing, Shoes & Jewelry ) #2,185 in Men's Wrist Watches |
| Customer Reviews | 4.3 4.3 out of 5 stars (101) |
| Date First Available  | April 12, 2021 |
| Department  | mens |
| Item model number  | GSTB400-1A |
| Manufacturer  | G-Shock |
| Product Dimensions  | 8 x 5 x 5 inches; 8 ounces |

## Images

![GSTB400-1A, black, G-Steel - Image 1](https://m.media-amazon.com/images/I/61dQb+fIRiL.jpg)

## Questions & Answers

**Q: what is the purpose of blue tooth if it's not a smart watch?**
A: THE WATCH SYNCS WITH YOUR SMART PHONE. WHEN CONNECTED YOUR WATCH WILL ALWAYS HAVE THE EXACT CORRECT TIME. YOU CAN ALSO CHAGE THE SETTINGS ON A CONNECTED PHONE. I HAVE SEVERAL WATCHES CONNECTED TO THIS APP. THIS FEATURE REPLACES ATOMIC TIME KEEPING WHICH WORKED WELL BUT ONLY CONNECTED AT NIGHT TO UPDATE THE TIME.

**Q: Is the dial at least sapphire glass for that crazy price?**
A: Mineral Chrystal it’s noted in the description

**Q: Are you a authorized casio dealer?**
A: Hello,

We are official authorized dealer for Casio G-SHOCK. I don't know about the other sellers though.

Best regards,

GTJ

**Q: Does watch have day and date?**
A: Nice watch but, does not have a day of the week. It does have the month and day: 3 20 (March 20th.

---

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**Shop now:** [https://www.desertcart.sg/products/393439228-gstb400-1a-black-g-steel](https://www.desertcart.sg/products/393439228-gstb400-1a-black-g-steel)

---

*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-01-22*