2D Photos (front and back) of a Royal Navy sailor to Printable STL

I have a single photograph of a person that I want turned into a fully printable STL file. This model must capture the likeness and proportions of the subject as closely as possible, because its sole purpose is 3D printing... (Budget: £20 - £250 GBP, Jobs: 3D Animation, 3D CAD, 3D Design, 3D Modelling, 3D Printing, 3ds Max, Blender)