Old and personal work, I decided to use new (relative to skills which I had in 2015) skills to make this model more usable:
low poly version and UV map
textures (in Substance Paintre).
Update (2018): Textured in Substance Painter
Update (2018): Textured in Substance Painter
Orginal (2015) ZBrush model, rendered in Keyshot, overpainted in Photoshop. More like concept art illustration.