File is created in Rhinoceros 5 (64bit) and can be opened in any compatible packages Archive includes files with the extensions .3dm , Stl. Triangles 313524 Surface(mm)-965 Volume(mm)-261 3dm file is cleaned with Magic 19.01 and ready for 3D printing lenght- 36.66mm width-19mm Total gem count 30. Total Gem Weight 0.46tw Diamond Round Weight ---yellow gold 14ky-- 3.36 grams yellow gold 18ky --4.02 grams