The teak frame, low-back rocker by Danish great, Ole Wanscher, came in two models. This is the rare version with the open back.
The teak is lovely and shows unusual grain and a nice aged patina.
The chair is in excellent condition both structurally and cosmetically.  
 
Reupholstered. Hallingdal by Kvadrat, 460760 457.

Dimensions; 26" x 28" x 29"(H) (17.5" seat height)