£287.00

Quietly trending down. £14 cheaper than a month ago.

£287 today · £301 a month ago · £306 two months ago

Casio G-Shock GST-B400-1AER Analog-Digital Men's Watch

View at Amazon

Price History & Forecast

Grey patches = out of stock. Cheaper = lower on the chart. Hover for exact prices.

Last 89 days · 89 data points

Historical
Generating forecast…
£305.99 £219.92 £238.70 £257.48 £276.26 £295.03 £313.82 11 August 2026 02 September 2026 24 September 2026 16 October 2026 07 November 2026
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Black/white, GST-B400-1AER

Price data checked 2 days ago

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Price Distribution

Price distribution over 89 days • 4 price ranges

Days at Price
Current Price
3 days 1 day 28 days · current 57 days 0 14 29 43 57 £228-243 £243-259 £275-290 £290-306 Days at Price

Price Analysis

Most common range: £290-306 (57 days, 64.0%)

Price range: £228 - £306

Price levels: 4 price ranges over 89 days

Description
The Casio G-Shock Superior Series GST-B400-1AER is a men's analog-digital watch combining rugged reliability with classic styling. This timepiece features a 13 mm calendar display with day and date functionality, making it practical for everyday wear. The black and white design offers versatile appeal that works with both casual and professional outfits. Built with Casio's renowned G-Shock durability, this GST-B400-1AER model delivers precise timekeeping and dependable performance. The adjustable strap ensures a comfortable fit for various wrist sizes, whilst the dual analog-digital display provides multiple ways to read the time. Ideal for men seeking a robust watch that balances functionality with timeless design.

Key Features

Casio G-Shock Superior Series GST-B400-1AER model provides trusted durability and precision engineering.

Analog-digital display on the GST-B400-1AER gives dual time-reading options for convenience.

13 mm calendar with day and date window keeps essential information visible at a glance.

Adjustable strap accommodates different wrist sizes whilst maintaining secure wear.

Black and white colour scheme offers versatile styling for everyday and formal occasions.

Product Specifications
Brand
Casio
Model
GST-B400-1AER
Colour
Black/white
ASIN
B09643QFZL
Category
Fashion > Men > Watches > Wrist Watches
Domain
Amazon UK
Release Date
01 September 2026
Listed Since
28 May 2021

Barcode

No barcode data available

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