Champagne bottle?

The bottle is complete. It is cylindrical in shape, with a straight wall, a drooping shoulder and a long, straight cylindrical neck. The neck, flared at the mouth, has a swollen ring and a flat, fire-polished top. The base is rounded. The base has a rounded fulcrum and a bell-shaped center. The bottom is sandblasted. There are numerous elongated air bubbles in the glass, as well as wavy marks on the surface of the bottle; the neck has small wavy vertical grooves and there is a glass burr under the ring; None.