This specific 3D model, "Solitaire ring 3D print model 14", is an asset made available by "Unknown author".
You can download this asset for free at "Unknown platform" by following the link.
The licensing terms for this digital asset are governed by "Unknown license".
Native Formats: 3DM (Rhinoceros 3D, filesize: 5.35 MB)
Exchange Formats: OBJ (OBJ, filesize: 14 MB), STL (Stereolithography, filesize: 87.6 MB)