U-Boat Stainless Steel Rubber Strap Black Dial Men's Watch

The U-Boat 3354 delivers skeleton automatic precision and a Stainless Steel case, with a black dial beneath K9 crystal and 5 ATM / 50 meters water resistance. The open-worked skeleton dial puts the movement's inner mechanics on full display, turning function into spectacle. A confident choice for milestone moments, considered gifts, or self-rewarding occasions.

Architecture Made Visible — The Skeleton Dial

The 3354 strips away the conventional dial to expose the movement within. Bridges, gears, and the balance wheel are all fully visible, turning timekeeping into a display of mechanical precision. For a watch this transparent about what lies beneath, wearing it becomes a conversation about craft — not just time.

Key Features at a Glance

• Skeleton Automatic Movement: Open-worked movement visible through the dial — craft as spectacle.
• 316L stainless steel Case: Durable construction designed to age beautifully.
• Black Dial: Distinctive colour with carefully considered indices for at-a-glance legibility.
• K9 Crystal: Quality crystal protection for the dial face.
• 5 ATM / 50 meters Water Resistance: Suitable for everyday exposure to splashes and light rain.
• Rubber Bracelet: Flexible, sweat-resistant material ideal for active wear.
• Functions: Hours, minutes, seconds.

Time made visible — add the U-Boat 3354 to your collection today.

Full Technical Specifications

Avoid Water Contact: Most luxury watches are water-resistant but not waterproof. Remove your watch before swimming, showering, or washing hands in hot water.

Clean Gently: Use a soft, damp cloth to wipe the case and strap. Avoid harsh soaps, detergents, or chemicals.

Leather Straps: Keep leather straps dry and away from moisture to prevent discoloration and damage. Use a soft leather conditioner occasionally.

Metal & Stainless Steel Straps: Wipe with a microfiber cloth. For deeper cleaning, use lukewarm water and a soft brush, then dry immediately.

Avoid Extreme Conditions: Keep your watch away from extreme heat, direct sunlight for long periods, or strong magnetic fields.

Storage: Store in a cool, dry place or a watch box. Avoid stacking multiple watches together to prevent scratches.

Battery & Mechanical Care: For quartz watches, replace batteries promptly. For automatic or mechanical watches, wind regularly and service every 3–5 years.

EU Delivery: 1–5 Business Days

Orders processed within 24–48 hours.