This specific 3D model, "Solitaire Women Light Weight Band Ring 3D print model 53", is an asset made available by "Unknown author".
Can be downloaded at "Unknown platform" by following the link.
The licensing terms for this digital asset are governed by "Unknown license".
STL (Stereolithography, filesize: 19.3 MB), OBJ (OBJ, filesize: 42.4 MB), FBX (Autodesk FBX, filesize: 6.81 MB), 3DM (Rhinoceros 3D, filesize: 10.1 MB)