Necklace rusty 3d model with PBR textures.
PBR have : Metalnes,Normal, Albedo,AO,Roughness.
It has a very low number of polygons.
Main part has only 385 vertices.
All chain have 8962.
You can easy modify form of chain with blender, changing the shape of the curve.
BLEND (Blender, filesize: 1.48 MB), OBJ (OBJ, filesize: 324 KB), FBX (Autodesk FBX, filesize: 456 KB), GLTF (glTF, filesize: 718 KB)