Skip to product information
1 of 12
  • Stopwatch Measure times precisely
  • 20 ATM Water resistant to 200 metres
  • Alarm Built-in alarm function

Casio G-Shock G-Steel GM-5600U-1ER • Men's Watch

Black • Resin/Stainless Steel Case • Inverted LCD Display

Model: GM-5600U-1ER

Regular price £152.38
RRP Regular price £160.89 Sale price £152.38 You save −5 %
Incl. VAT.

excl. VATplus £11.25 shippingImport VAT and any duties are payable by you on delivery.

Ordered in for you Delivery time: 9–16 working days.
3 % waiting discount Deducted automatically at checkout – as a thank you for the longer delivery time. Your price: £147.81
100 days to decide Easy returns if it's not quite right.
  • Authorised dealer
  • Extended warranty
  • 13,000 happy customers
PayPal Visa MasterCard Rechnung Vorkasse Klarna ApplePay GPay
Legal guarantee:
All goods come with a minimum 2-year legal guarantee in the EU.
View full details

Casio G-Shock G-Steel

Description

The Casio GM-5600U-1ER is a men's watch from the G-Shock G-Steel line and belongs to the legendary 5600 series, renowned for its distinctive square design. The resin case combined with a hard stainless steel bezel cover delivers a premium feel on the wrist while remaining lightweight and comfortable to wear. The inverted LCD display gives the watch an elegant, modern finish that blends the G-Shock aesthetic with a metallic edge.

The GM-5600U-1ER is a robust sports watch packed with features: shock resistance, 20-bar water resistance, LED backlight (Super Illuminator), stopwatch, countdown timer, multi-function alarm, and a fully automatic calendar through 2099. The resin strap fits wrists with a circumference of 145 to 215 mm, making the watch suitable for a wide range of wearers. The CR2016 battery offers an approximate service life of five years.

Key Features of the Casio GM-5600U-1ER Watch

  • Durability and Protection: Shock-resistant resin case with stainless steel bezel cover and 20-bar water resistance for demanding use
  • Comprehensive Functions: 1/100-sec. stopwatch, countdown timer, multi-function alarm, hourly time signal, and fully automatic calendar through 2099
  • Mineral Glass and LED Lighting: Scratch-resistant mineral glass and Super Illuminator LED backlight for optimal readability in any lighting condition
Care instructions

Care Instructions for Wristwatches

Care & Cleaning

  • Daily: Wipe case and bracelet with a soft, dry cloth to remove dirt and perspiration.
  • Water-resistant watches: Clean with mild soapy water and a soft brush, rinse, dry thoroughly.
    Important: Screw the crown down firmly beforehand!!!
  • Not water-resistant: Clean only dry or slightly damp, do not use water or cleaning agents.
  • Avoid: Harsh chemicals, perfume, cosmetics and heat.
  • Leather straps: Do not soak, clean only slightly damp and allow to dry away from heat.
  • Water resistance: Do not wear in the shower or bath, have it tested annually.
  • Battery (quartz): Have a depleted battery replaced immediately.
  • Mechanical watches: Service by a master watchmaker every 5 years.

Storage & Handling

  • Store the watch separately, not in direct contact with other jewellery (risk of scratching).
  • Place mechanical watches on a flat surface when winding, do not leave the crown pulled out.

Specifications

All details of the Casio GM-5600U-1ER at a glance.

Basic data

Target group
Men
Style
Sport & water, Retro
Manufacturer
Casio
Model series / Collection
G-Shock G-Steel
Model number
GM-5600U-1ER
EAN / GTIN
4549526369469
Display type
Digital
Water resistance in bar
20
Colour
Black
Other features
LED backlight (Super Illuminator), fully automatic calendar until 2099, 12/24-hour format, hourly time signal, multi-function alarm, flash alert function

Case & Construction

Case material
Resin
Case colour
Black
Case diameter in mm
43,2
Case shape
Angular
Case height in mm
12,9
Weight
73 g
Watch glass
Mineral glass

Dial & Display

Dial colour
Black
Numerals & Indices
None
Luminous material (Lume)
No

Movement & Drive

Drive type / Movement
Quartz (battery)
Date display
Yes
Stopwatch function
Yes
Day display
Yes
Timer
Yes
Number of batteries
1

Strap & Clasp

Strap material
Resin
Strap colour
Black
Max. wrist circumference
21.5 cm

Questions about this product?

We're happy to help.Prefer to talk? Call us:+49 (0) 5405 80 444 60 Mon–Fri 8:30 am–3:30 pm (CET)

Shipping & returns

Shipping

We ship with DHL GoGreen; large items such as grandfather clocks are sent by freight carrier.

Shipping costs for your country are shown in the cart.

All shipping information

Returns

You have 100 days to try your order at your leisure. If something isn't right, simply send it back.

Cancellation policy

Manufacturer & product safety

Importer and responsible person in the EU

CASIO Europe GmbHCasio-Platz 1DE-22848 Norderstedt+49 40 52865-0info@casio.de

Hersteller: Casio Computer Co., Ltd., Japan

Information according to the EU General Product Safety Regulation (GPSR).

Casio

Casio – Functional Watches for Modern Everyday Life

Casio became known in the 1970s for wristwatches that redefined technology and everyday usability. Digital displays, innovative functions, and robust construction made the brand popular worldwide.

To this day, Casio wristwatches stand for reliability and practical use. They are aimed at people who value functionality, durability, and a clear price-performance ratio.

Christian Wagner

Shop Worry-Free & Securely

Whether for yourself or as a gift: We guarantee you 100% original products from renowned manufacturers. Your order will leave our premises insured and will reach you the very next business day.

Should the item not fit perfectly, take advantage of our generous 100-Day Returns – uncomplicated and free of charge. Experience for yourself why over 13,000 customers have found their timepieces with us.

We answer your questions

  • Telephone

    +49 (0) 5405 80 444 60

    Sara & Emilia will personally advise you:
    Mon–Fri: 8:30 am–3:30 pm (CET)

  • Email

    service@uhren4you.de

    We personally respond to every message within 24
    hours.

  • Service Center

    Complaint or return?

    You'll find quick answers in our Service Center.

  • 100-day return policy

    Try it at your leisure – purchase price refunded, no questions asked.

  • 36 months warranty

    Triple protection – free extension on many products.

  • Certified Specialist Dealer

    Secure shopping with the expert for watches and jewelry.

  • Satisfied customers

    Over 13,000 customers trust our expertise

1 of 4