Citizen CA4640-09A Men's Watch • Eco-Drive Solar • Stopwatch Function

The Citizen CA4640-09A Chronograph combines classic elegance with advanced technology. This men's watch features a precise Eco-Drive solar movement that converts light into energy, eliminating the need for battery changes.

Special Features of the Citizen CA4640-09A Watch

• Eco-Drive movement for environmentally friendly power generation through light, with a power reserve of up to 210 days.
• Precise stopwatch function allows measurements in 1/5-second increments for up to 60 minutes.
• Classic design with a polished stainless steel case combined with a high-quality black leather strap.

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: Abrasive 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 while 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 scratching).
• 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 such as chlorine, salt water, or disinfectants.
• Apply cosmetics and perfume first, then put on jewelry.