Sinn Spezialuhren 556 I B

The Sinn 556 I B, reference 556.0104, has a satinised steel case 38.5 mm in diameter, water resistant to 200 metres. The 11 mm thick case incorporates a see-through back and screw-down crown. Blue electroplating and a sunburst finish decorate the dial beneath sapphire crystal. Rhodium-plated hands and appliques have faceted surfaces. The hour markers are attached by hand around the central seconds display. Self-winding calibre SW200-2 is an anti-magnetic movement.