Casio G-Shock GA-2100-1A1ER Men's Watch • Carbon Core Guard • Extra Slim Design

The Casio G-Shock GA-2100-1A1ER is a state-of-the-art men's watch that combines legendary robustness with a surprisingly slim and stylish profile. Thanks to the innovative Carbon Core Guard structure, this wristwatch is not only extremely shock-resistant but also exceptionally lightweight and comfortable to wear. Its distinctive octagonal design makes it an unmistakable accessory for men who value durability and aesthetics.

Special Features of the Casio GA-2100-1A1ER Watch

• Extreme Shock Resistance: The Carbon Core Guard structure reliably protects the module from impacts and shocks, guaranteeing proven G-Shock resilience.
• Extra Slim Case: At just 11.8 mm thick, it is one of the slimmest watches in the G-Shock collection, offering excellent wearing comfort for everyday use.
• High Water Resistance: The watch is water-resistant up to 20 bar, making it perfect for all activities in and on the water.

Watch Care Instructions

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 down the crown firmly beforehand!!!
• Not water-resistant: Clean only dry or slightly damp, do not use water or cleaning agents.
• Avoid: Abrasive 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 the watch separately, not directly with other jewelry (risk of scratches).
• When winding mechanical watches, take them off; do not leave the crown pulled out.

Jewelry Care – How to Keep Your Jewelry Beautiful:

• Remove jewelry before showering, bathing, and sports.
• Avoid direct sun – 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.