Charles Eames Vitra ES104 leather office chair

Black leather office chair from the 70s designed by Charles Eames for Vitra. The chrome is in good condition and the leather is in good condition, but there is a piece of fabric on the front of the seat, which may be original or brought back due to wear. See photos. The jack works but is a little soft. Dimensions: width 70 cm, height 90 cm, depth 70 cm, seat height between 45 cm and 53 cm.