Events Search for Specific Watch  NEW  Newsletter Sinn Watch Collection Company — History Sinn Technologies Customer Service Contact — Factory Store Sales and Service Partners Catalogue Technology Glossary Press Area General Terms and Conditions Data Protection Customer Information Consumers’ Right of Revocation Publishing Details

The Duochronograph.

The perfect watch for those who love extremes. Leading-edge technology from SINN make the duochronographs of the 757 series extraordinarily resistant to pressure and high-altitude conditions.