Jacob Jensen Linear 646 Men's Watch • Iconic Design • Sapphire Crystal

The Jacob Jensen Linear 646 men's watch captivates with its clear design language and unmistakable Danish minimalism. The purist dial of the Linear series ensures timeless elegance that impresses both in everyday life and on special occasions.

Thanks to the use of robust stainless steel and scratch-resistant sapphire crystal, this watch combines durable quality with a flat profile, ensuring excellent comfort on the wrist.

Special Features of the Jacob Jensen 646 Watch

• Iconic Danish design with award-winning, radical minimalism
• High wearing comfort due to the particularly flat profile
• High-quality, scratch-resistant sapphire crystal for lasting clarity

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 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 saturate, clean only slightly damp, and allow to 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).
• 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 like chlorine, saltwater, or disinfectants.
• Apply cosmetics and perfume first, then put on jewelry.