Vintage leather desk chair for Topstar Otto Zapf 1970s

This Topstar office chair made of brown nappa leather is in mint condition. The leather is flawless, the chrome-plated foot shows almost no scratches. The rocker function as well as the height lock work perfectly. The office chair designed by Otto Zapf in the early 1970s was first developed by Knoll Int. manufactured and later by the German office furniture manufacturer Topstar. An extraordinary office chair, which was also appreciated by German chancellors. Otto Zapf founded the company Vitsoe + Zapf together with Niels Vitsoe in 1958 and cooperated with Dieter Rams. In 1969 Otto Zapf left the joint company and designed the Softline system in 1970, which was a great success for him. Otto Zapf then worked as a designer for Knoll Int. His designs were made by Knoll Int., B&B Italia etc.