---
product_id: 263165838
title: "G-Shock Casio GA-400HR Black/Red Layer Series - Black/One Size"
brand: "casio"
price: "S$150"
currency: SGD
in_stock: true
reviews_count: 5
url: https://www.desertcart.sg/products/263165838-g-shock-casio-ga-400hr-black-red-layer-series-black
store_origin: SG
region: Singapore
---

# Rotary switch for intuitive control 20 ATM water resistant Shock resistant structure G-Shock Casio GA-400HR Black/Red Layer Series - Black/One Size

**Brand:** casio
**Price:** S$150
**Availability:** ✅ In Stock

## Summary

> 🖤🔥 Toughness meets style — wear the legend, own the moment.

## Quick Answers

- **What is this?** G-Shock Casio GA-400HR Black/Red Layer Series - Black/One Size by casio
- **How much does it cost?** S$150 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/263165838-g-shock-casio-ga-400hr-black-red-layer-series-black)

## Best For

- casio enthusiasts

## Why This Product

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

## Key Features

- • **Effortless Operation:** Large rotary switch lets you navigate functions with precision and ease—because your time is valuable.
- • **Unmatched Durability:** Engineered with shock-resistant resin and inorganic glass to withstand your toughest days.
- • **Bold Black & Red Statement:** Striking dual-tone band and dial accents that scream confidence and style in every meeting and meetup.
- • **Dive-Ready Water Resistance:** 20 ATM rating means this watch keeps ticking through rain, showers, and even serious water adventures.
- • **Magnetic Resistance Certified:** Built to resist magnetic interference, ensuring accuracy no matter where your hustle takes you.

## Overview

The G-Shock Casio GA-400HR Black/Red Layer Series is a robust, shock-resistant wristwatch featuring a resin bezel, inorganic glass, and 20 ATM water resistance. Its standout black and red bi-color band and dial deliver a bold aesthetic, complemented by a large rotary switch for intuitive control and magnetic resistance for reliable accuracy. Designed for professionals who demand durability and style in one iconic timepiece.

## Description

G-SHOCK from Pursuit of evolving toughness, stuck to thoroughly brand color "Black & Red Series (Black & Red series)" appeared. The brand color of G-SHOCK, adopted in the main color of the case band. The black representing the skies and toughness to the base color of the entire watch, Ashiraimashita Red as a color insert in the part of the case color padded portion and the dial. The band has adopted a two-color molding, was made to Black Ã— Red bi-color on the front and back. When worn, red except from the band sides, insists casually the identity of the G-SHOCK. The base model, adopted the GA-400 of the big case model unleash an overwhelming presence. The toughness spirit that symbolizes the G-SHOCK is the emergence of New model representing the brand color. And large sensuous operation with a rotary switch on the possible· JIS1 kinds Magnetic resistance

Review: good - good price during promotional
Review: Great watch. Brought as an exact replacement for one I've had about 12years. Previous model still working fine, just battered as I wear it at work as a builder. Still not had a replacement battery in Previous one. Excellent watch that looks great

## Features

- Bezel Case Material: resin
- 20 ATM water resistant
- Inorganic glass
- Shock structure (resist shock)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN  | B01LEEE2A4 |
| Batteries  | 1 Unknown batteries required. |
| Best Sellers Rank | #607,920 in Fashion ( See Top 100 in Fashion ) #15,032 in Men's Wrist Watches |
| Customer reviews | 4.5 4.5 out of 5 stars (16) |
| Date First Available  | 6 October 2016 |
| Department  | mens |
| Is Discontinued By Manufacturer  | No |
| Item model number  | GA400HR-1A |
| Manufacturer  | G-Shock |
| Product Dimensions  | 11.18 x 10.16 x 9.91 cm; 231.33 g |

## Images

![G-Shock Casio GA-400HR Black/Red Layer Series - Black/One Size - Image 1](https://m.media-amazon.com/images/I/4180qERdy7L.jpg)
![G-Shock Casio GA-400HR Black/Red Layer Series - Black/One Size - Image 2](https://m.media-amazon.com/images/I/41wMYO47T+L.jpg)
![G-Shock Casio GA-400HR Black/Red Layer Series - Black/One Size - Image 3](https://m.media-amazon.com/images/I/61yGnHPjJGL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ good
*by M***. on 1 February 2020*

good price during promotional

### ⭐⭐⭐⭐⭐ Review
*by A***R on 16 July 2023*

Great watch. Brought as an exact replacement for one I've had about 12years. Previous model still working fine, just battered as I wear it at work as a builder. Still not had a replacement battery in Previous one. Excellent watch that looks great

### ⭐⭐⭐⭐⭐ Review
*by M***E on 4 August 2017*

i love this watch. shipped super fast as well.

## Frequently Bought Together

- G-Shock Casio GA-400HR Black/Red Layer Series - Black/One Size
- Casio G-Shock Men's Watch Oak - Gold DIAL (Ø 45 mm)

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**Shop now:** [https://www.desertcart.sg/products/263165838-g-shock-casio-ga-400hr-black-red-layer-series-black](https://www.desertcart.sg/products/263165838-g-shock-casio-ga-400hr-black-red-layer-series-black)

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-01-25*