This 3D model was originally created with Sketchup 8 and then converted to all other 3D formats. Native format is .skp 3dsmax scene is 3ds Max 2016 version, rendered with Vray 3.00 Plain but nice length to this ancient Celtic Styled Necklace... Neck Shaped for easy fitting to your Lady or Gent Models... under 1 mb with stand.... Why not checkout and join my Sketchup8 ... Forum8 %26 Gallery8 on the Website below...