UMF Ruhla 1930M-3 Men's Watch • Made in Germany • Sapphire Crystal

The UMF Ruhla 1930M-3 men's watch is a masterpiece of German watchmaking, created in collaboration with the Sinsheim Technology Museum. This robust wristwatch is dedicated to the legendary U-boat class U-17, combining historical tradition with state-of-the-art technology.

Equipped with scratch-resistant sapphire crystal and a precise Seiko NH35A automatic movement, this watch offers reliability under extreme conditions. The distinctive blue wave dial and ceramic bezel emphasize the maritime character of this collector's item, limited to 499 pieces.

Special Features of the UMF Ruhla 1930M-3 Watch

• Made in Germany: Crafted in the traditional watchmaking town of Ruhla for the highest quality standards.
• Precise Automatic Movement: The proven Seiko NH35A caliber ensures reliable timekeeping without battery changes.
• Extreme Robustness: With water resistance up to 20 ATM and sapphire crystal, the watch is perfect for diving.

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.