Bertoia Diamond Chair, Model 421

These are classic Bertoia Diamond Chairs, Model 421, initially designed by Harry Bertoia for Knoll in 1952. These particular examples date to circa 2023, and the listed price includes the pair. They are constructed from steel wire that has been powder coated in white, and the Knoll stamp is present on the back of each chair.

Each chair measures 28.25 inches deep, 33.5 inches wide, and 30 inches tall. Their seat height is 16.5 inches. These chairs may have some feather scratches on their bases from transport. They look fresh and have seen little use. Overall, these chairs are in excellent condition with some light signs of wear. Please see photos.