Diamond Lounge Chair with Seat Cushion


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Estimated shipping: 6 weeks

Design by Harry Bertoia, 1950.
By Knoll.

This innovative design from Harry Bertoia features a durable bent grid of steel rods. The cradling "Diamond Chair" is available with a padded Seat Cushion in a variety of textiles. Designed in 1950, as part of the Bertoia Lounge Collection. Recipient, "Designer of the Year" 1955, USA; Certificate of Merit, American Institute of Architects.

Offered with a Black, White, Satin Chrome or Polished Chrome frame finish. Select a frame finish, then select upholstery textile and color. Also available with a Fully Upholstered seat.

The highly regarded Diamond Lounge with Seat Cushion is constructed in durable materials, employing impeccable craftsmanship. The frame is welded steel with rods polished in Chrome or bonded Rilsan, making it scratch, chip and chemical resistant. The Diamond Lounge features stainless steel connections and four plastic glides. The cushion is offered in a variety of textiles.

Notes: The Bertoia Diamond Lounge Seating is Greenguard certified. The Knoll logo is stamped into the base of the chair.

Material(s): Welded steel and fabric (content dependent on textile/leather selection)

Dimensions: W 33.5" D 28.25" H 30" SH 16.5"

Models: KNL-421L-1-K 421L-1-K KNL-421L-2-K 421L-2-K KNL-421L-C-K 421L-C-K KNL-421L-CO-K 421L-CO-K

Note: Non-returnable.  A Knoll Residential Delivery Fee applies at checkout.

33.5 " W X 28.25 " D X 30 " H

Weight: 30 lb

Seat Height: 16.5 "

Material: Welded steel and fabric (content dependent on textile/leather selection)

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If your order is damaged or defective, please let us know within 7 days and we will refund you the cost of the product excluding any shipping costs. Returns are not accepted on sale products, custom items, or special orders. We encourage you to thoroughly examine all items upon receiving your order. If you have any questions, please contact our Customer Care team as soon as possible.



All damage claims must be received within 72 hours of item’s arrival. Please let us know by phone or email. Digital snapshots of the damages and also the packing/boxes are required for all damaged items so that we can understand how the damage occurred. Please send us snapshots of the damage via email.



Email: customercare@domino.com

Phone: 877-223-7844

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