This is an authentic hand-blown art glass egg sculpture by brothers Josef and Benito Marcolin for FM Konstglas in Ronneby, Sweden. It features a striking black core with an intricate white "ribbon" swirl. The base is diamond-point etched with the authentic signature: "Marcolin Sweden 4673-80".
Condition: Excellent vintage condition. No chips, cracks, or repairs. Minimal shelf wear on the polished base. (see pictures)
