This is a classic German-made swivel work chair, a "Arbeitssessel" or doctor's stool, produced by Jörg & Sohn in Coburg. According to its manufacturer's plaque, it was most likely produced in 1973. The chair has been expertly restored. It features a high-quality new leather upholstery and has been fitted with new, soft rubber casters that protect flooring. The central hydraulic piston is fully functional and allows for smooth height adjustment from approximately 60 to 75 cm. A robust and ergonomic design, perfect for a studio, workshop, or as a unique desk chair. Key Features: Manufacturer: Jörg & Sohn Coburg Type: Swivel work chair / doctor's stool Year: 1973 (according to plaque) Upholstery: New high-quality leather Functionality: Hydraulic height adjustment works perfectly (60-75 cm) Casters: New soft rubber wheels Condition: Restored, fully functional Details: Original manufacturer's plaque 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