This specific 3D model, "Women Open End Light Weight Band Ring 3D print model get", is an asset made available by "Unknown author".
You can download this asset for free at "Unknown platform" by following the link.
Usage of this 3d asset is subject to the "Unknown license" agreement.
STL (Stereolithography, filesize: 576 KB), OBJ (OBJ, filesize: 639 KB), 3DM (Rhinoceros 3D, filesize: 1.64 MB), FBX (Autodesk FBX, filesize: 107 KB)