Sinn Spezialuhren 556 I M

The Sinn 556 I M, reference 556.0101, has a satinised steel case 38.5 mm in diameter. Sunburst decoration spreads across the brown dial beneath sapphire crystal. A central seconds hand moves between the hour markers. The case measures 11 mm thick with a see-through back, water resistant to 200 metres. Automatic calibre SW200-1 incorporates a seconds stop. The screw-down crown projects from the side of the case.