The following 3D model is known as "Princess Art Deco Ring 3D print model 5" and is associated with author "Unknown author".
Can be downloaded at "Unknown platform" by following the link.
This specific 3D model is provided under the "Unknown license" framework.
STL (Stereolithography, filesize: 1.85 MB), 3DM (Rhinoceros 3D, filesize: 1.69 MB)