Iron Man Mark III Helmet Build

I’m putting together a show-piece collection for an upcoming cosplay exhibition and the centrepiece has to be a screen-accurate Iron Man Mark III helmet from the 2008 film. I want every contour, vent and... (Budget: ₹12500 - ₹37500 INR, Jobs: 3D CAD, 3D Design, 3D Modelling, 3D Printing, 3D Rendering, CAD/CAM, Cosplay, Solidworks)