Sinn U1 SERIES User Manual

MODEL SERIES

Sinn U1 SERIES Specifications

General

Case Diameter	44 mm
Dial Color	Black
Lug Width	22 mm
Case Material	Submarine steel
Water Resistance	1000 meters (100 bar)
Movement	Automatic
Crystal	Sapphire crystal
Bezel	rotating bezel
Strap Material	silicone, steel bracelet

Summary

Sinn Spezialuhren Frankfurt am Main History and Innovations

Technical Innovations in Watchmaking

Innovations in Endurance Testing

How diving watches are tested for pressure and water resistance by DNV GL.

DNV GL Certification for Sinn Diving Watches

Water and Pressure Resistance Testing

Details on DNV GL's testing procedures for water and pressure resistance.

European Diving Device Standards Certification

First-time certification of watches according to European diving equipment standards.

Sinn U1 Diving Watch: German Submarine Steel

U1 Captive Diver's Bezel Features

TEGIMENT Technology and Black Hard Coating

Explains TEGIMENT Technology for scratch resistance and Black Hard Coating.

Instructions for Using the Sinn U1 Watch

Winding the Watch (Crown Position 1)

Time Adjustment (Crown Position 3)

Quickset Date Adjustment (Crown Position 2)

Technical Details of Sinn Watches

Mechanical Movement Specifications

Specifications of the watch's mechanical movement.

Watch Functions Overview

Watch Case Details

Tests and Certifications

Information on tests and certifications applied to the watches.

Sinn Watch Service Information