Sinn Spezialuhren 206 St Ar

The Sinn 206 St Ar, reference 206.010, is a chronograph with a 43 mm steel case, water resistant to 300 metres. Polished and satin-finished surfaces meet a see-through back on the 17 mm thick case. The automatic movement is calibre Concepto C99001. Under sapphire crystal, the black electroplated dial shows small seconds, date and weekday. A captive diver's rotating bezel advances in minute steps. D3-System push-pieces retain a screw-pusher appearance. Ar-Dehumidifying Technology helps keep the interior free of fogging.