Thanks for the comments, folks!
Yes, I was stumped when I saw this for 10 Euro in my fav charity shop.
But to be honest -- there are (many) other rare pieces of glass I would have prefered to find at that prize

So maybe this bowl will fund me one of those...
Still it is quite beautiful.
My second Chihuly piece btw, the other is
>> a small bowl also made at Baden, from a workshop held by Chihuly as far as I know. But that one is unsigned, so just dear to me as I know about its provenance...
Michael