Casio G-Shock GA-2300-4AER Men's Watch • Shock resistant • World time

The Casio G-Shock GA-2300-4AER is a state-of-the-art wristwatch that combines legendary ruggedness with a fresh, minimalist design. This men's watch stands out with its striking red case and offers maximum reliability under the most extreme conditions.

Special Features of the Casio GA-2300-4AER Watch

• Extreme Shock Resistance: Thanks to the legendary G-Shock construction, the movement is optimally protected against shocks and impacts.
• Precise World Time Function: Easily keep track of different time zones, ideal for travelers and adventurers.
• Water Resistance up to 20 Bar: This watch is the perfect companion for all water activities, including professional diving without equipment.

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 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 by a master watchmaker every 5 years.

Storage & Handling

• Store watches separately, not directly with other jewelry (risk of scratches).
• Remove 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 like chlorine, salt water, or disinfectants.
• Apply cosmetics and perfume first, then put on jewelry.