Exhibit Antiques has dated this piece to the 1750s.
A fine 18th-century opaque twist champagne glass. A lipped conical bowl transitions to a double series opaque twist stem. The stem is comprised of a pair of spiral threads outside a gauze. The conical foot has a rough pontil.

Date & Origin
England, c1760. Period of George III.
Condition
Excellent, age-related wear as shown. No chips cracks or restoration.
Dimensions
Height: 19.7cm Bowl Diameter: 6.4cm Foot diameter: 7.3cm.
Historical Relevance
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