Exhibit Antiques has dated this piece to the 1750s.
A tall 18th-century air twist ale or champagne glass. It has an elongated bell bowl above a multi-spiral air twist stem with two swelling knops. Conical foot.

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Date & Origin
England, c1750. Period of George II.

Condition
No chips, crack or restoration.
Height: 20.6cm Rim diameter: 6.9cm Foot diameter: 7.6cm
Historical Relevance
Hand-blown around the time of the 1745 Jacobite Rebellion, led by Charles Edward Stuart.
Exhibit Antiques has dated this piece to the 1750s.
Specialists in 18th & 19th century antique glass
You can view the stock and full dealer information on the Exhibit Antiques Profile Page