Smoothing Modifier is required.

Black leather, the chair has a leg of brushed steel, high-quality leather upholstery and two curved wooden shells. This model has slight signs of wear along the edges and light chrome damage.
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Jorgen Kastholm Kill International
Width 720 mm
Depth 630 mm
Height 820 mm
https://www.1stdibs.com/furniture/seating/swivel-chairs/1960s-brown-wood-black-leather-swivel-chair-fabricius-kastholm/id-f_740412/ 
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Total polygons:
Polys: 36,986
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3ds max 2015, Corona renderer, vray, Fbx.
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Clean renders you !!!!!!