A real russian soviet glass has 17 edges and 200 ml volume. which is made in this model. First soviet edged glass was made in 1943 on the oldest glass factory in Gus'-Hrustalny city.The edged form of this glass makes it stronger. So it can fall from 1 meter on the floor.
All the renders are made in marmoset toolbag4. .tbscene file is included for .fbx format