Casio G-Shock Men's Watch GA-100B by Amazon.co.uk

• A light-emitting diode (LED) is used to illuminate the watch face

• The feature of an Auto Light Switch that illuminates the display when the watch is angled towards the face

• Shock-resistant construction protects against impact and vibration

• The housing is designed to shield the clock from magnetic fields

• Displays the current time in major cities and specific areas around the world