Signed to one of the side panels near the base"Bucella Murano", and still bears the original label, which reads"Bucella Cristalli Murano, Made in Italy". Very rare to find one of these signed. German glass: Brockwitz, Friedrich, Hirschberg, Ingrid, Muller & Co, Walther & Sohne, & Walther Glas.
eBay