This specific 3D model, "light weight yellow gold diamond pendent -DOC-P8215 3D print model purchase", 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: 1.93 MB), OBJ (OBJ, filesize: 6.15 MB), 3DS (3D Studio, filesize: 1.23 MB), 3DM (Rhinoceros 3D, filesize: 20.9 MB), UNITYPACKAGE (Unity 3D, filesize: 1.67 KB), OTHER (Other, filesize: 3.73 MB), BLEND (Blender, filesize: 143 KB), DWG (AutoCAD, filesize: 143 KB), FBX (Autodesk FBX, filesize: 945 KB), MAX (Autodesk 3ds Max, filesize: 952 KB), RIB (Renderman, filesize: 952 KB), C4D (Cinema 4D, filesize: 3.73 MB), STP (STEP, filesize: 1.3 MB)