Sinn Spezialuhren 103 Sa B E

The Sinn 103 Sa B E, reference 103.171, is a chronograph limited to 500 pieces in a 41 mm polished steel case. Below a highly curved sapphire crystal, the blue sunburst dial has hands, numerals and indices with ivory-coloured luminous coating. A blue anodised pilot's bezel surrounds the display. The case measures 16 mm thick with a see-through back, water resistant to 200 metres. Calibre Valjoux 7750 winds automatically. Date, weekday and small seconds appear on the dial.