Heading : Air Twist Stem Georgian Wine or Cordial Glass
Period : George II - c1750
Origin : England 
Colour : Clear 
Bowl : Pan topped; pucella marks just below the rim
Stem : Multi-series air twist with swelling medial knop
Foot : Conical 
Pontil : Snapped 
Glass Type : Lead 
Size : 14.3mm height, 5.5 cm diameter bowl, 6.3 cm diameter foot 
Condition : Excellent, no chips or cracks; half a dozen small bubbles and inclusions to the foot from manufacture; authentic wear to the foot rim.
Restoration : None 
Weight: 125 grams 

The capacity of the bowl is rather small, and the glass this may well have been intended for sweet alcoholic cordials

References : 

Eighteenth Century English drinking glasses an Illustrated Guide. (L M Bickerton) - Page 167 Plates 457 & 459.

Old English Drinking Glasses Their Chronology and Sequence (Grant R Francis FSA) – Plate 97.

English Table Glass (Percy Bate) – Plate 73.

English Table Glass (E M Elville)- Page 72 Plate 34.