• Eco-Friendly

    Eco Friendly

    Eco Friendly items utilize energy efficient technology or sustainable manufacturing processes to provide a product that saves operating costs while being a more responsible environmental choice.

    Eco Friendly products include Compact Fluorescent light bulbs, LED light bulbs, and items that utilize sustainable materials such as bamboo or use post consumer recycled content.

  • Energy Efficient

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 Fully Upholstered in a variety of textiles. The highly regarded Lounge Chair 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 full cover is offered in a variety of textiles. Select a frame finish, then select upholstery textile and color. Also available with Seat Cushion only or Fully Upholstered (Larger) version.
More fabrics are available, please call our Sales Department at (800)462-7638.

  • 33.5"W X 28.25"D X 30"H
  • Seat Height: 16.5"H
Welded steel and fabric (content dependent on textile/leather selection)
Manufacturer Information
Click to download specifications.
The Bertoia Diamond Lounge Seating is Greenguard certified. The Knoll logo is stamped into the base of the chair.
Item Number
421L-1-U 421L-2-U 421L-C-U 421L-CO-U