This specific 3D model, "Car Pendant Medallion 3D print model 128", is an asset made available by "Unknown author".
Can be downloaded at "Unknown platform" by following the link.
Usage of this 3d asset is subject to the "Unknown license" agreement.
STL (Stereolithography, filesize: 7.15 MB), OBJ (OBJ, filesize: 2.51 MB), FBX (Autodesk FBX, filesize: 10.8 MB)