Heading : A Set of Four 19th Century Green Wine Glasses
Period : George III- George IV
Origin : England
Colour : Emerald green
Bowl : Conical
Stem : Triple annular collar, medial angular knop and half knop cushion
Foot : Low conical
Pontil : Ovoid polished
Glass Type : Lead
Size :  Height 13.2cm, bowl 7.0, foot 7.0
Condition : Excellent. Some fine particles of clinker within the body of the glass from manufacture
Restoration : None
Weight: 632g combined

There is no evidence to support the name 'Bristol Green', this is simply a term used by collectors