Modeling in 3Ds max 2018 (save as 2015 version)
3Ds max 2015: 1 file (corona)
3Ds max 2015: 1 file (vray)
obj-mtl: 1 file
FBX : 2files (vray&corona)
polys: 15,712
verts: 16,113
Render: Corona 6 - vray 3.2
Unwrap: yes
Unit: CM
6 different materials
Have a nice render.