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DIEGO High Back Adjustable Arms Handwheel School Office Chair

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$331.54 $301.40

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DIEGO High Back Adjustable Arms Handwheel School Office Chair

DIEGO High Back Adjustable Arms Handwheel School Office Chair

The practical and comfortable DIEGO Tutorial Classroom Education High Back Chair with Easy Tilt Adjustment and Adjustable PU Arm rests is designed to bring versatility, comfort, and style to the classrooms. With this chair, students and professors can concentrate and work comfortably with proper posture and extra seat support. Adjustable arms are included to offer extra arm support and promote better seat and back posture. This chair is versatile in any setting, from classrooms to meeting rooms to home offices. Perfect for students, professors and anyone seeking for that versatile classic chair piece in their space.

Key Features

Practical and Versatile Chair Piece Perfect for Any Classrooms and Study Areas

The modern look of this chair elevates the look of any breakout rooms or classrooms. Ideal for students studying for long hours in their classrooms, libraries, or study areas. This chair will be a comfort and support for anyone who works more than 30 hours per week.

AFRDI Level 6 Weight Rated Office Task Chair

This chair is granted a AFRDI Level 6 certification which is tested for its durability such as enduring severe usage conditions for industries including military installations, control rooms, police stations). Users can use this chair for any heavy-duty commercial use as they are sturdy, strong and reliable companions built to last.

640mm 5 Star Nylon Base with hard-tyred black castors

This high-quality and sleek 5-star black plastic base features durable and hard-tyred chair castors designed to prevent floor and surface damage. Don’t forget about its easy 360 swivel rotation! All of Unix chairs come in 5-star base because they provide greater stability, so users do not need to worry about the discomfort of sitting on a wobbly chair when adjusting their chair at work or at home.

Class 4 AFRDI-Approved 140 mm gas lift with black casing and an Australian-made concertina gas lift cover for easy height adjustment

Reliable Class 4 AFRDI-approved gas lift enables easy height adjustment to match the height of your desk and lift your sitting comfort to the next level! This gas lift has undergone rigorous testing and is given a AFRDI Class 4 rated, designed to withstand weight capacity up to 160 kg. It also features an Australian-made 350mm concertina gas lift cover that adds more personality and charm to your current chair.

Sturdy Adjustable PU arm rests for greater lateral support and better sitting posture

These arm rests are made from Polyurethane (PU) which provide higher levels of durability and comfort, allowing for longer lasting use with lesser wear and tear. Arm rests can help with the prevention of muscular tension and pain, greater upper body support and improved blood circulation. Users can rest assured that they can adjust the arm rests to fit under their desk easily (Check Dimensions for accuracy).

AFRDI-Approved Standard Control with 3 Easy Lever Hand Wheel Adjustability

This AFRDI-approved control has undergone vigorous testing regime to withstand weight capacity up to 160 kg and granted a AFRDI certification based on AFRDI standard 109. The control is the most important feature of a chair as it allows the user to have flexibility over adjusting height and tilt functionality.

Adjustable seat and back tilt; Adjustable seat height; Adjustable back height via handwheel back adjustment

The control offers easy seat height adjustment, allowing users to lift and lower their seat smoothly to achieve their best sitting posture. It also offers seat and back tilt for users who want to lean back and relax during a long day at work or home. Backrest height can be adjusted effortlessly to accommodate user's posture needs and ensure the chair is positioned in a suitable angle with the utmost lumbar support.

Standard Contoured Seat Cushion

This standard foam seat contours to your body shape and holds its shape well even after long usage. For more seat size options, users can mix and match seat sizes and other components on Build Your Own to match their chair requirements.

Excellent High Back Support

The high back rest is suitable for users who require that extra cushioning for their back due to long working hours at work or home. Its high-density foam empowers users to recline their chair and slip into a more tension-free mode, allowing the back rest to contour and fit into their body shape over time. Holds its shape even after long usage!

Soft-to-the-Touch Fabric (6 Colours Available)

The fabric material of this chair provides ultimate comfort and softness, perfect for any user who loves a soft-to-the-touch chair and a chair that stays true to its form after long usage. Easy to maintain material and suits any setting! Currently it is available in 6 colours: Black, Maroon, Orange, Green, Navy and Grey.

No Tools Required – 5-Second Assembly!

3 Years Warranty Warranty, Returns & Repairs >


Express 12 PM Next Day Delivery Shipping

Can’t wait? Users have the option to choose next day delivery shipping for this chair. Shipping Policy >

Warranty Extension and/or Replacement Warranty Warranty, Returns & Repairs >

Dimension (mm)

Overall Height: 870 (Min) & 1080 (Max)

Back Height Adjustment: 420 (Min) & 490 (Max)

Seat Height Adjustment: 450 (Min) & 590 Max)

Note from Local Manufacturer

Some components must be imported from overseas as they cannot be manufactured here in Australia.

Assembly Instructions

Assembly Required

Assembly Instruction

Instructions of Use


Care Maintenance Guide

Purchasing more than 5 chairs? Free Bulk Buy Quote is only eligible for 5+ products and at least spend of $1500 in the same transaction. Bulk Buy Policy >

Can I try this chair first? Yes, you can! Unix is pleased to introduce the Trial Policy! Trial Policy >

Price Beat Guarantee?  Yes! Price Beat Guarantee Policy >