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Sapphire MK1 Office Chair with Lumbar Pump


From: $595.00

The Sapphire MK1 Office Chair with Lumbar Pump and a plastic outer back is a great choice for a large range of users.


The Sapphire MK 1 Office Chair comes with the Air Lumbar back support system allowing you to increase the amount of lumbar support by pumping up the internal balloon hidden inside the backrest. Offering great lateral support with defined wing style sides which help keep you positioned correctly in the centre of the chair.

The 3 lever ergo mechanism allows you to independently adjust the back angle, seat tilt and seat height of the chair to allow you to set yourself in a truly ergonomic position. Completed with a back height adjustment with wheel lock that allows you to adjust the lumbar support to the desired height.

Choose a fabric from the Warwick Ashcroft range pictured. Other fabric options can be supplied but may attract an extra charge.

Choose from a range of seat sizes to suit almost all users.


  • X-Small 510mm Wide x 430mm Deep
  • Small 510mm Wide x 460mm Deep
  • Medium 510mm Wide x 490mm Deep
  • Large 510mm Wide x 510mm Deep
  • XL 510mm Wide x 530mm Deep
  • XXL 510mm Wide x 550mm Deep
  • Approximate seat height range: 470mm to 600mm high


  • High Back 590mm High x 500mm Wide
  • Locking hand wheel height adjustment
  • Inflatable lumbar pump

Chair Fabric Colour:

  • Any colour from the Warwick Ashcroft fabric range

Optional Features*:

  • Sliding seat (one size fits all)
  • Available in Vinyl and other fabric options
  • Other castor options include hard floor, lever lockable, glides and braking loaded and unloaded

*please contact us for a quote if you would like to choose one of the above features


  • 4 chair adjustments – seat height, seat angle, back height, back angle
  • Black outer plastic back
  • Standard castors – suitable on carpet and chair mats
  • 135mm gas lift
  • Optional height adjustable arm supports
  • Your choice of fabric colour
  • Weight rated to 120kg
  • Made by ARTEIL, Perth, Australia
  • 5 Year Warranty*

*warranty covers the mechanisms on the chair and does not include the fabric.

How to place an order:

You will need to select an option from both drop downs above. When all options have been selected your price will be displayed under the options.

  • Seat Size: select the seat size you want your seat in
  • Arm Options: select if you would like the chair with arms or without
  • Chair Fabric Colour:  please type your colour choice from the Warwick Ashcroft fabric range in the text box

Lead time: 8-10 weeks.

Additional information

Weight 15 kg
Dimensions 65 × 65 × 100 cm

X-Small 510mmW x 430mmD, Small 510mmW x 460mmD, Medium 510mmW x 490mmD, Large 510mmW x 510mmD, XL 510mmW x 530mmD, XXL 510mmW x 550mmD


Range: 470 – 600mm (Other Heights Achievable – Contacts Us For More Information)


590mm High x 500mm Wide.


No Arms, Height Adjustable Arms