Sinn Spezialuhren 156.1 E

The Sinn 156.1 E, reference 156.031, is a 43 mm steel chronograph in a limited edition of 300 pieces. Its bead-blasted case measures 15.45 mm thick and is water resistant to 100 metres. A captive pilot's bezel rotates smoothly without detents. Self-winding calibre SZ01 has a central stopwatch minute hand. Beneath sapphire crystal, the black dial shows small seconds and a date window shaped like an aviation altimeter's Kollsman window. Ivory-coloured luminous numerals and hour and minute hands stand against the matte surface.