Wooden desk chair curved fischel turning 1920

Office chair in curved wooden fischel n°2 - rare version with double seat with swivel system on ball bearing... A small curiosity that this model (a collector today) that allows not only a rotation at 360 ° but also a placement of the base at convenience... Very good condition, original seat, solid and stable. --- seat diameter 46 cm, total height 81 cm on seat height at min. 48.5 cm. Width between armrests - 56 cm.