The Zeta Armchair, also referred to as the “Z Chair”, was designed by American designer Paul Tuttle and manufactured by Strässle International in Switzerland during the 1970s. The chair features a Z-shaped cantilevered chrome frame, which supports a seat and back upholstered in black leather. The frame design allows for a slight rocking motion, combining the comfort of a soft, aged leather cushions with a distinct structural form. Condition: Good, overall. Signs of use and age on the chrome finish. Approximate dimensions: Width: 66 cm Depth: 80 cm Height: 71 cm Seat height: 43 cm This piece has an attribution mark, I am sure that it is completely authentic and take full responsibility for any authenticity issues arising from misattribution