Mondaine Original Automatic MST.4161B.SJ Men's Watch • Swiss Railway Clock Design • Automatic Movement

The Mondaine Original Automatic MST.4161B.SJ combines the world-famous design of the official Swiss railway clock with the fascination of mechanical watchmaking. The striking 41 mm stainless steel case houses a precise Swiss automatic movement, which can be admired at work through the glass case back. The minimalist white dial with the distinctive black hands and the legendary red second hand ensures perfect readability in any situation.

Equipped with a high-quality stainless steel link bracelet and scratch-resistant sapphire crystal, this watch is a timeless companion for lovers of functional Bauhaus design. The combination of Swiss precision and sustainable quality makes this model a true statement on the wrist.

Special Features of the Mondaine MST.4161B.SJ Watch

• Iconic SBB Design: The official Swiss railway clock design ensures a distinctive look and maximum readability.
• Swiss Automatic Movement: A reliable Sellita SW 220-1 caliber, visible through the transparent case back.
• High-Quality Materials: Robust 41 mm stainless steel case combined with scratch-resistant sapphire crystal for maximum durability.

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.