I wish I could place it exactly, but I wouldn't be surprised if it was German if not Scandinavian. This particular ruby red glass colour was widely used in German glass in the 70s (WMF (there is a large rubyred series designed by Cari Zalloni, also Hessenglas, Wiesenthalhütte, etc). Sadly German glas of this period is only partly documented.
Astrid