Sinn Spezialuhren 103 A Sa B

The Sinn 103 A Sa B, reference 103.0601, is a steel chronograph issued as a limited edition of 500 pieces. Its polished 41 mm case is 17 mm thick, with a see-through back and water resistant to 200 metres. Self-winding operation comes from calibre Valjoux 7750. The blue electroplated dial has sunburst decoration and silver counters under sapphire crystal. Day and date join the small seconds display. A captive pilot's bezel ratchets in minute steps. Ar-Dehumidifying Technology helps prevent fogging.