Tall Back Dining Chairs Mid Century -Post Modern

Spectacular tall wood chairs. High on style and quality.  All wood with large round upholstered seats. These chairs are sized for real people. They are not diminutive and yet it large. super sturdy with NO wiggles, wobbles or creaks. 
These chairs are rare and one been unable to find a makers mark. 
Cleaned and I lightly refurbished but I consider them to be in excellent original condition. Price and s for a set of four (4).

Dimensions:  38” tall x 18 1/2” round seat x 17.5 seat height.