- $0.00 -->

Boss Diamond Task Chair

Item # B9091
Boss Diamond Task ChairMagnifier
  • Boss Diamond Task Chair
  • Boss Diamond Task Chair
  • Boss Diamond Task Chair
  • Boss Diamond Task Chair
  • Boss Diamond Task Chair
This product has not yet been reviewed (Write a Review)

Free Ground Shipping Info
Choose Options:


This mid back ergonomic task chair will make a fine addition to any office. It features a contoured back and seat that provides support and helps relieve back strain.  It is built with an extra large seat and back cushions and pneumatic gas lift seat height adjustment. Available in 4 standard fabric colors or Caressoft vinyl.

  • Mid back ergonomic task chair
  • Contoured back and seat provides support and helps relieve back strain
  • Extra large seat and back cushions
  • Pneumatic gas lift seat height adjustment
  • Available in 4 standard fabric colors
  • Arm Height: 24-32"H
  • Seat Size: 19.5"W x 18"D.
  • Seat Height: 17" - 22".
  • Overall Size: 25"W x 25"D x 32" - 40"H.
  • Weight Capacity: 250lbs.
  • Available in Black, Blue, Burgundy, Grey, or Caressoft

Additional Features

Furniture Assembly: Assembly Required
Seat Width: 20 In.
Seat Depth: 18 In.
Application/Environment: Computer Chairs, Task Chairs, Adjustable Seat Height, With Arms, Upholstered Back and Seat, Fabric, Vinyl, Black, Blue, Gray, Red, Conference Room, Executive Office, Home Office, Home/Residential, Office/Commercial

Weight & Dimensions

Weight Measurements
32 Lbs. 40" H x 25" W x 25" D

Shipping Information

Free Ground Shipping
Ships via: FedEx Ground
Estimated Delivery Time
back to top

Product Reviews

Be the first to review this product.(Write a Review)
back to top back to top

Product Warranty


NORSTAR Office Products wants you to be happy with their products. When used and maintained properly, they will provide you with years of satisfaction.  NORSTAR chairs are warranted against manufacturing defects in material and workmanship for six years from the ORIGINAL DATE OF RETAIL PURCHASE with the following exceptions: Upholstery materials, foam, gas cylinders, wood components, control mechanisms and electronic components. Upholstery materials and foam are warranted against unusual wear or deterioration and gas cylinders, wood components, and controls against structural failure or unusual wear for EIGHTEEN months. All electronic components for the massaging units have a 90-day warranty period.

The warranty obligation is limited to the replacement or repair, at NORSTAR OFFICE PRODUCTS’ option, of defective parts and components. The warranty of this product is null and void if the product is subject to negligence, abuse, misuse, modification, accident, or if the customer does not perform the necessary maintenance outline below. The warranty is only rated for the original purchaser of the product and will not be honored if the product is resold. All warranties are for normal usage defined as a forty-hour workweek by persons weighing two hundred fifty pounds or less. Exceptions are the model B205 that is limited to one hundred fifty pounds. The B990, B999 which are limited to three hundred fifty pounds and the B670 which is limited to three hundred

Should any component be found to be defective under normal single shift usage (eight hours a day), that component will be replaced free of charge. In order to get the replacement part, please contact the dealer from whom it was purchased for instruction on how to return the part for repair or replacement. Customers must be responsible for maintenance of this product including assembly, cleaning, and making sure all hardware is securely fastened.

This warranty applies only to the product; the manufacturer is not responsible in any way for loss, inconvenience or any other special or consequential damages caused by any product defect. This warranty is the only warranty applicable on all Norstar products. All other warranties, expressed or implied prior, are disclaimed.

NORSTAR casegoods are warranted against manufacturing defects in material and workmanship for one year from the ORIGINAL DATE OF RETAIL PURCHASE.