tribu amanu dining chair
610x620x840(h)
https://www.tribu.com/en/products/amanu/amanu-armchair 

tribu amanu dining table
2900x980x750(h)
https://www.tribu.com/en/products/amanu/amanu-dining-table 

export file without turbosmooth
instance objects removed in export file
Max file weight 81.8mb
model in 2013 3DsMax, OBJ, FBX format

TurboSmooth is ticked Render Iters
(smoothing on render)

Who works in V-Ray version lower than SP1, be careful, in the materials in the BRDF section there is Microfaset GTR ( GGX ), if your version is older than SP1