Vintage Space Age Office 232 Chairs by Wilhelm Ritz for Wilkhahn, 1970s, Set of 4 Wilhelm Ritz Space Age chair, from the 1970s. It was designed by Wilhelm Ritz for the Wilkhahn company and is also known as Model 232. This office chair is not height-adjustable but is swivelable. It fits like a glove and you can comfortably lean back against the reclined backrest. This is the variant with armrests that you see less often! High-quality materials and still in good condition. Measurements: 82 cm high, 56 cm wide, and approximately 50 cm deep. Seat height 47 cm. Condition: good 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