There are a few inclusions (carbon) spots in the glass. This was done in the making. The opening at the top has a nicely polished and beveled top lip. The bottom does not have a counter sunk polished pontil.

Country/Region of Manufacture: Czech Republic
Style: Art Nouveau
Material: Glass
Type: Vase
Color: Gold
Brand: Loetz
Production Style: Vase
Original/Reproduction: Antique Original
Glassmaking Technique: Hand Blown
Type of Glass: Art Glass
Subject/Theme: Gold Butterfly Wings