Casio G-Shock GA-2100-1A3ER Men's Watch • Extreme Shock Resistance • World Time Function

The Casio G-Shock GA-2100-1A3ER is a men's watch that combines legendary robustness with a striking, urban design. Thanks to the innovative Carbon Core Guard structure, this wristwatch is exceptionally shock-resistant and resilient against the toughest conditions. At the same time, it offers smart features such as a precise world time function, making it the ideal companion for modern men and globetrotters.

The octagonal case and minimalist dial make a clear fashion statement, while the watch makes no compromises technically. It is the perfect all-rounder for adventures, sports, and demanding everyday life.

Special Features of the Casio GA-2100-1A3ER Watch

• Extreme Shock Resistance: The Carbon Core Guard structure reliably protects the module from impacts and vibrations.
• Water Resistant to 20 Bar: Perfectly suited for swimming, snorkeling, and water sports.
• Practical World Time Function: Displays the time in up to 29 different time zones, ideal for travelers.

Care Instructions for Wristwatches

Care & Cleaning

• Daily: Wipe case and strap with a soft, dry cloth to remove dirt and sweat.
• Water-resistant watches: Clean with mild soapy water and a soft brush, rinse, and dry thoroughly.
  Important: Screw down the crown tightly beforehand!!!
• Not waterproof: Clean only dry or slightly damp, do not use water or cleaning agents.
• Avoid: Aggressive agents, 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 when showering or bathing, have it checked annually.
• Battery (quartz): Have a dead battery replaced immediately.
• Mechanical watches: Service by a master watchmaker every 5 years.

Storage & Handling

• Store the watch separately, not directly with other jewelry (risk of scratching).
• Take off mechanical watches when winding, do not leave the crown pulled out.

Jewellery Care – How to keep your jewellery beautiful:

• Remove jewellery before showering, bathing, and sports.
• Avoid direct sunlight – wood, leather & co. can fade.
• Hands off – constant touching leaves grease and dirt.
• No aggressive cleaning agents such as chlorine, salt water, or disinfectants.
• Apply cosmetics and perfume first, then put on jewellery.