Vintage pyramid chair design Wim Rietveld

Dutch vintage industrial design chair, the Pyramid chair. Designed by Wim Rietveld in 1960 for Ahrend de Cirkel and awarded with the Signe d'Or. Special industrial chair with black metal frame, armrest and wooden seat. The condition is pretty good, the frame and seat has some wear appropriated to the age, see the details. The dimensions are 53 cm wide, 53 cm deep, 47 cm seat height and 81 cm high.