Casio G-Shock GA-100-1A4ER Men's Watch • Extreme Shock Resistance • World Time Function

The Casio G-Shock GA-100-1A4ER is a men's wristwatch that stands for ultimate robustness and reliability. Its striking design with a large case and a mix of analog and digital displays gives it a powerful look. This watch is not only extremely shock-resistant and water-resistant to 20 bar, but also the perfect companion for global adventures thanks to its world time function.

Special Features of the Casio GA-100-1A4ER Watch

• Extreme Shock Resistance: A special construction reliably protects the movement from shocks and vibrations, ideal for sports and outdoor activities.
• 20 Bar Water Resistance: Perfectly suited for swimming, snorkeling, and even demanding water sports.
• World Time Function: Displays times in up to 29 different time zones, making it an ideal accessory for frequent travelers.

Care Instructions for Wristwatches

Care & Cleaning

• Daily: Wipe the 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 the crown down tightly beforehand!!!
• Not water-resistant: 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 let 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 every 5 years by a master watchmaker.

Storage & Handling

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

Jewelry Care – How to keep your jewelry beautiful:

• Remove jewelry 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 jewelry.