Sinn Spezialuhren 456 St 18 kt I B

The Sinn 456 St 18 kt I B, reference 456.023, has a polished 28 mm steel case water resistant to 200 metres. The blue electroplated dial is UV resistant, with hour appliques attached by hand. Central seconds and a date appear beneath the sapphire crystal. Luminous paint marks the indices and the hour and minute hands. The 9 mm thick case includes a see-through back and resists low pressure. The self-winding calibre ETA 2671 is shock resistant and anti-magnetic.