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ID #SA1245088
FOR SALE
£470
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Tall Georgian 18th Century Mercury Air Twist Cordial Glass C1750
For sale by Exhibit Antiques
for sale €550     $597
£470
Exhibit Antiques

Exhibit Antiques

Sellingantiques Verified Since Mar 2019
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Tall Georgian 18th Century Mercury Air Twist Cordial Glass C1750

18th century
For Sale by Exhibit Antiques
Description

Description

A fine tall 18th century Mercury Twist Cordial glass dating to c1750. It has a drawn trumpet bowl above a mercury twist stem consisting of a pair of corkscrews sitting on a conical foot.

The "mercury" effect is not actual mercury, but rather a brilliant silvery sheen caused by light refracting within the stem.

Date & Origin

England, c1750. Period of King George II.

Condition

Excellent. Not chips, cracks, or restoration. Small air bubble on the underside of the foot as shown.

Dimensions

Height: 18 cm

Rim diameter: 5.2 cm

Foot diameter: 7.5 cm

Date of Manufacture

Exhibit Antiques has dated this Georgian Air Twist Cordial Glass to the Georgian era.

Independent Date Check ID 09715616
Dealer's Item DateGeorgian era
Sellingantiques DateGeorgian era
Sellingantiques agingItem 260-285 years old
Test ResultsPassed dating check
Why Sellingantiques dated this piece to THE GEORGIAN ERA:
Rough snapped pontil scar under the foot: hand-blown before pontil polishing became standard.
Double corkscrew mercury air twist in the stem: mid-18th century glassmaking technique.
Drawn trumpet bowl pulled directly from the stem: classic mid-Georgian drinking glass construction.
Air bubble trapped in the foot metal: hand-gathered batch from an early furnace.

This is an independent date report produced by Sellingantiques using its own proprietary system. The process uses the photographs shown on this page. The system is never told the date the dealer has declared. This report shows that the two dates corroborate.

Reference Numbers
Sellingantiques Reference
SA1245088
Dealers Internal Reference
2026012983
Description
Description

A fine tall 18th century Mercury Twist Cordial glass dating to c1750.

“
It has a drawn trumpet bowl above a mercury twist stem consisting of a pair of corkscrews sitting on a conical foot.
Exhibit Antiques

The "mercury" effect is not actual mercury, but rather a brilliant silvery sheen caused by light refracting within the stem.

fig 1. A tall hand-blown 18th-century Georgian cordial glass featuring a flared trumpet bowl, a central stem decorated with an internal silvery mercury air twist helix, and a broad conical foot.
fig 1. Tall Georgian 18th Century Mercury Air Twist Cordial Glass C1750

Date & Origin

England, c1750. Period of King George II.

Condition

Excellent. Not chips, cracks, or restoration. Small air bubble on the underside of the foot as shown.

Dimensions

Height: 18 cm

Rim diameter: 5.2 cm

Foot diameter: 7.5 cm

Date of Manufacture

Exhibit Antiques has dated this Georgian Air Twist Cordial Glass to the Georgian era.

Independent Date Report ID 09715616
Dealer's Item DateGeorgian era
Sellingantiques datingGeorgian era
Sellingantiques agingItem 260-285 years old
Test ResultsPassed dating check
Why Sellingantiques dated this piece to the Georgian era:
Rough snapped pontil scar under the foot: hand-blown before pontil polishing became standard.
Double corkscrew mercury air twist in the stem: mid-18th century glassmaking technique.
Drawn trumpet bowl pulled directly from the stem: classic mid-Georgian drinking glass construction.
Air bubble trapped in the foot metal: hand-gathered batch from an early furnace.

This is an independent date report produced by Sellingantiques using its own proprietary system. The process uses the photographs shown on this page. The system is never told the date the dealer has declared. This report shows that the two dates corroborate.

Reference Numbers
Sellingantiques Ref
SA1245088
Dealers Internal Ref
2026012983
Exhibit Antiques
Exhibit Antiques
Sellingantiques verified Since Mar 2019

Specialists in 18th & 19th century antique glass

Dealer Profile

You can view the stock and full dealer information on the Exhibit Antiques Profile Page

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A tall hand-blown 18th-century Georgian cordial glass featuring a flared trumpet bowl, a central stem decorated with an internal silvery mercury air twist helix, and a broad conical foot.
1 / 6
Archive I A tall hand-blown 18th-century Georgian cordial glass featuring a flared trumpet bowl, a central stem decorated with an internal silvery mercury air twist helix, and a broad conical foot.

Tall Georgian 18th Century Mercury Air Twist Cordial Glass C1750

Archive II A tall hand-blown 18th-century Georgian cordial glass featuring a flared trumpet bowl, a central stem decorated with an internal silvery mercury air twist helix, and a broad conical foot. View II
Archive III A tall hand-blown 18th-century Georgian cordial glass featuring a flared trumpet bowl, a central stem decorated with an internal silvery mercury air twist helix, and a broad conical foot. View III
Archive IV A tall hand-blown 18th-century Georgian cordial glass featuring a flared trumpet bowl, a central stem decorated with an internal silvery mercury air twist helix, and a broad conical foot. View IV
Archive V A tall hand-blown 18th-century Georgian cordial glass featuring a flared trumpet bowl, a central stem decorated with an internal silvery mercury air twist helix, and a broad conical foot. View V
Archive VI A tall hand-blown 18th-century Georgian cordial glass featuring a flared trumpet bowl, a central stem decorated with an internal silvery mercury air twist helix, and a broad conical foot. View VI
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Exhibit Antiques

Exhibit Antiques
Telephone 01501 228 282
Location
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Dealer Profile Page sellingantiques.co.uk/exhibitantiques
Verified Since Mar 2019
Items For Sale 269
Items Sold 2,200
Exhibit Antiques
Exhibit Antiques
Verified Since Mar 2019
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Location: Glasgow, Scotland, United Kingdom
Profile: sellingantiques.co.uk/exhibitantiques
Verified
Mar 2019
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A tall hand-blown 18th-century Georgian cordial glass featuring a flared trumpet bowl, a central stem decorated with an internal silvery mercury air twist helix, and a broad conical foot.
Tall Georgian 18th Century Mercury Air Twist Cordial Glass c1750
Ref: SA1245088
A tall hand-blown 18th-century Georgian cordial glass featuring a flared trumpet bowl, a central stem decorated with an internal silvery mercury air twist helix, and a broad conical foot.
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Archival Detail

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Cataloguer’s note

Written by Sellingantiques from the dealer’s photographs and listing
  • ObjectGlassware
  • Period18th century
  • StyleGeorgian
  • MaterialLead Crystal, Glass
  • ColourClear
  • MotifsAir twist stem, Trumpet bowl, Conical foot

FAQs

Air twist glassware originated in mid-18th century Britain as glassmakers developed decorative techniques to counter high taxes imposed on glass by weight in 1745. By introducing internal air spirals into the stem, artisans created visually intricate designs while reducing the overall mass of the vessel.

These vessels were crafted from heavy lead crystal glass, also known as flint glass. The air twists were created by pricking air pockets into molten glass, which were then drawn out and twisted into precise helical patterns before being encased in a clear glass outer stem.

Authentic 18th-century examples typically exhibit a distinct greyish cast characteristic of period lead glass, pontil scars or polished pontil marks on the base, irregular tool marks, and natural wear patterns consistent with age on the bottom rim of the foot.

Antique stemware can be displayed inside a illuminated glass-fronted cabinet, arranged alongside modern decanters on a sideboard top, or grouped together as a curated table arrangement during formal dining.

Historical glassware should be hand-washed individually in lukewarm water using mild detergent. Avoid thermal shock from hot water, do not place in dishwashers, and dry immediately with a soft cloth to prevent water spots.
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