1) .Stl and .obj files are attched herewith. 2) The Ring is suitable for investment casting in precious metals. 3) The total polygon count of single mesh is approx 0.5 million. 4) Mesh is 3d printable and has been repaired. Volume being 380 mm3.5) The current sizes of the ring is 17.80 mm6) Need any help , ready for modification.