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Wayfair Supply > Shop By Industry > Interior Design > Accent Chairs > Part #: 421L-C-U-K6426
Toll Free: 800-316-2207|SKU #: KLL1971

Knoll ® Bertoia Diamond Chair with Full Cover

(View all from Knoll ®)

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Knoll ® Bertoia Diamond Chair with Full Cover


  • Four plastic guides included
  • Frame is scratch, stain, and chip resistant
  • ''Designer of the Year,'' 1955, USA
  • Stainless steel connections
  • Full cover is stretched over wire frame and attached to seat basket with hooks
  • Certificate of Merit, American Institute of Architects
  • Greenguard certified
  • Apply a coat of hard paste wax to the rods to protect against moisture
  • Made in USA
  • Bertoia collection

Product Details:

  • Chair Design: Lounge chair
  • Style: Modern


  • Overall: 30" H x 33.5" W x 28.25" D
  • Overall Product Weight: 16lbs

Knoll ® Bertoia Diamond Chair with Full Cover

Additional Documents

Greenguard certified

Weights & Dimensions

  • Overall: 30" H x 33.5" W x 28.25" D
  • Seat height: 16.5''
  • Overall dimensions: 30'' H x 33.5'' W x 28.25'' D, 16 lbs
  • Overall Product Weight: 16lbs


Chair Design: Lounge chairFrame Finish: 1: Silver
Frame Finish: 2: WhiteUpholstered: Yes
  • Upholstery Color: 6: Red
  • Upholstery Color: 5: Grey
  • Upholstery Color: 4: Brown
  • Upholstery Color: 3: Blue
  • Upholstery Color: 2: Black
  • Upholstery Color: 1: Beige
  • Pattern: Solid
Frame Material: MetalStyle: Modern
Arms Included: Yes
  • Arm Type: Flared arms
Eco-Friendly: Yes
Country of Manufacture: United States 

About the Manufacturer

With a long history of design innovation for the home, workplace, and in textiles, Knoll continues to play a large part in the foundations of Modern Design. Founded in 1938 by Hans Knoll and continued after his death by his wife Florence Knoll, the company has produced a long line of award-winning and museum worthy designs from virtually every top designer in modern design.


The Bertoia Diamond Chair with Full Cover is a Modern style product. Modern style is very sleek with clean lines, and generally incorporates high gloss using whites, greys, and blacks. A focus on geometry and angular shapes is a hallmark of modern design. Glass and leather are also seen a lot with modern style. You can shop for more Modern Accent Chairs in the Reception section of our site.

Knoll ® Bertoia Diamond Chair with Full Cover

Questions & Answers (1)


“Hi, what is the seat height of this chair?” asked by Mala

"Hi Mala, the seat height of this chair is 16.5''." Devin from Wayfair

Still have questions about this product? We're here to help

When you buy a Knoll ® Bertoia Diamond Chair with Full Cover online from Wayfair Supply, we make it as easy as possible for you to find out when your product will be delivered. You can check on a delivery estimate for the Knoll ® Part #: 421 here. If you have any questions about your purchase or any other Accent Chairs product for sale our customer service representatives are available to help.Whether you just want to buy a Knoll ® Bertoia Diamond Chair with Full Cover or shop for your entire business, Wayfair Supply has everything you need.
Note: This quality item is custom made for your order. Unfortunately, this means that we cannot accept returns once your order is shipped, so please call our trained staff with any questions you may have prior to ordering - we will ensure that you get exactly what you need.
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Bertoia Diamond Chair with Full Cover is also sometimes listed under the following manufacturer numbers: 421L-2-U-K162/3, 421L-2-U-K16212, 421L-2-U-K16220, 421L-2-U-K16222, 421L-2-U-K16228, 421L-2-U-K64214, 421L-2-U-K6426, 421L-2-U-K6427, 421L-2-U-K6428, 421L-C-U-K162/3, 421L-C-U-K16212, 421L-C-U-K16220, 421L-C-U-K16222, 421L-C-U-K16228, 421L-C-U-K64214, 421L-C-U-K6426, 421L-C-U-K6427, 421L-C-U-K6428