Set of 4 ebonized Knoll Ricchio chairs 1990 Winner of the 1991 Roscoe award for furniture design. Set of four ebonized dining chairs with upholstered seat bottoms, downward tapered armrests and scooped backs. The chairs retain the manufactures tag to the bottom of each chair with etched signature by Ricchio dated 1990 for Knoll Studio. Measures: Height: 32" Width: 21.75" Depth: 19.25" Seat Height: 19".