vintage Murano art glass sea shell, blue opalescent glass Vetreria Artistica Oball label

Vintage Italian Murano hand blown glass seashell, blue opalescent glass. Label is Vetreria Artistica Oball Murano. This is more like a figurine than a paperweight, shell is not terribly heavy and measures just 3 3/4" long. No chips or damage, this is so pretty!