Exhibit Antiques has dated this piece to the Georgian era.
England, c1745. Period of George II.
Condition
Excellent, age-related wear as shown.
Dimensions
Height: 16.1cm Rim diameter: 7.1cm Foot diameter: 8.9cm.
Weight
220 grams
Technical Description

18th century air twist wine glass. The drawn bell bowl transitions to a multi-spiral air twist stem. This excellent two-piece glass is supported by a folded conical foot. Folded feet air twist examples are very rare with approximately one percent having this attribute.
Historical Relevance
Exhibit Antiques has dated this piece to the Georgian era.
Specialists in 18th & 19th century antique glass
You can view the stock and full dealer information on the Exhibit Antiques Profile Page