cattelan italia rihanna barstool
540x580x1100(h)
https://www.cattelanitalia.com/en/products/1F7AD041-0B41-4F2A-BF46-A2AF58DFF498?c=new 

cattelan italia rihanna barstool swivel
540x580x930-1180(h)
https://www.cattelanitalia.com/en/products/1543AB65-F053-496C-B1D7-C1BFE11C865A?c=new 

export file without turbosmooth
Max file weight 10.5mb
model in 2013 3DsMax OBJ FBX format

TurboSmooth is ticked Render Iters
(smoothing on render)

Those who work in V-Ray versions lower than SP1 be careful in the materials in the BRDF section there is Microfaset GTR ( GGX ) if your version is older than SP1 then the BRDF field will be empty. Put Phong Blinn Ward of your choice.