It has likely protected the base from scratches all these years. I removed the corners just to show it wasn't chipped under the label. I feltleaving it to help establish provenance was appropriate.
RARE 12” HUGE LÍCIO ZANETTI MURANO ROOSTER Cockerel NEODYMIUM GLASS SIGNED 2.2K
Licio Zanetti Art Glass Whale Murano clear Etched Signature signed ~ 6" vintage
Vtg 1960's M.C.M LICIO ZANETTI Italy Murano Art Glass DOLPHIN Figurine 12 Inches
Vintage Murano Fish Figurine Paperweight Licio Zanetti Art Glass Signed 5 3/8"
