Sinn Spezialuhren GmbH ●
Im Füldchen 5 – 7 ●
60489 Frankfurt am Main ●
+49 (0)69-978414-200

The Navigation Chronograph.

The traveling companion you can always rely on. Featuring perfect orientation in space and time as well as the most important arithmetic functions.

903 St
903 St Black
903 St Silver