SINN U1

Sinn U1 – Built for the Deep, Designed for the Bold

Crafted from high-strength German submarine steel, the Sinn U1 is a professional-grade dive watch engineered to withstand extreme conditions. Its distinctive design, 1,000-meter water resistance, and tegimented bezel offer unmatched durability and legibility. Whether you're diving deep or making a statement on land, the U1 is built to perform—and built to last.

Key Features:

• Case Material: German submarine steel for exceptional durability and corrosion resistance

• Water Resistance: Rated to 1,000 meters (100 bar), certified by DNV

• Bezel: Tegimented, hardened bezel for scratch resistance

• Movement: Swiss automatic Sellita SW200-1

• Dial: High-contrast layout for optimal legibility, even in low light

• Crystal: Sapphire with anti-reflective coating on both sides

• Size: 44mm case diameter, 22mm lug width

• Made in Germany – precision engineering and tool-watch heritage