Chair Keith:
625x750xH1040mm
https://www.stuckeyfurniture.com/item/fine-upholstered-accents-keitt-dining-chair-/439076847 


Polys: 4630
Verts: 2385

Turbosmooth modifier with Render Iters and Isoline Display mode applied on the required objects;
There is an FBX file;
For Corona render, it is recommended to install a version of at least 1.5, since the glossiness of materials is configured with PBR in mind.