Jeff Sims Antiques has dated this piece to the 1880s.
This fine set are English and all date from the late-Victorian era. Usefully doubling as cocktail glasses, the details are as follows :-

1. Cut band of thumbnail cuts above a band of oval cuts. Polished pontil to foot.
2. Etched zigzag and Greek Key pattern. Plain stem and foot.
3. Thumbnail cutting to bowl. Collar to foot. Slice cut baluster stem.

4. Facet prism cuts to the bowl. Plain stem and polished pontil to foot.
5. Band of star etching above a small band of thumbnail cutting to bowl. Plain stem with supporting collar beneath bowl.
6. Band of large thumbnail cutting to bowl. Slice cut baluster stem, extending into bowl for petal effect. Collar to base of stem.

Dimensions below.
Postage and packing £20.00 UK
£30.00 Europe
£55.00 USA (including 10% tariff).
£35.00 Outside Europe
Condition :- Excellent, with no chips or cracks.
Date :- c1880.
Average height :- 11.7 cms.
Average bowl diameter :- 8 - 8.5 cms.
Jeff Sims Antiques has dated this piece to the 1880s.
Specialists in antique silver, glassware and objects of vertu
You can view the stock and full dealer information on the Jeff Sims Antiques Profile Page