Benten,,
I think that just being a content mark and the blank doesn't have the Fascio etc. mark ,,,its a band made for export... Remember the non stamping of hallmarks on small items was accepted everywhere even the US during the war / before and after and most countries.. For export they were worried about the material and the silver content. In this case its 800... Thats a fine ring you got there!
OK guys,,,maybe a translation for this one! [first time I ever saw it]. It is a very early German band , probably early 1920s:
