Modeled in blender of 2.79.
All the names of the meshes and materials have logical names.
The number of polygons/vertices without the use of modifiers: 16.394/16.476.
All pivot points aligned.
Preview made using render Cycles.
Scene file (.blend) ready to render.
The materials are created using the PBR Shader (Principled BSDF) render Cycles.