Curved sword 13 3D model is available on CGTrader for $5. Original author: inertan. Specs: 1256 polys, 1211 verts.
BLEND (Blender, filesize: 19.3 MB), OBJ (OBJ, filesize: 45.8 KB), FBX (Autodesk FBX, filesize: 76.1 KB), MAX (Autodesk 3ds Max, filesize: 19.1 MB), GLTF (glTF, filesize: 17.1 MB), DAE (Collada, filesize: 95.1 KB), TEXTURES (Textures, filesize: 18.9 MB)