Vintage cognac leather armchair

Vintage design armchair, from the late sixties, early seventies. Cognac leather upholstery and oak frame, robust model. Designed in the style of Brazilian designers Percival Lafer and Jean Gillon. Designer is unfortunately unknown to us. The condition is pretty good considering the age, wear and tear appropriate to the age, see the details. The dimensions are 88 cm wide, 88 cm deep, 39 cm seat height and 73.5 cm high.