Serpentine Antiques has dated this piece to the 1880s.

These make great glasses for shots of vodka or whisky, or for liqueurs.
Maker John Grinsell and Sons.
Size-approximately 2 1/8 inches high by 1 3/8 inches diameter.
Weight-325 grams total.
Just mentioned for accuracy. This very attractive Victorian set is in very good condition overall, and would make a lovely present or a great addition to the bar.
Serpentine Antiques has dated this piece to the 1880s.
Specialising in unique pieces for the discerning individual, selected and prepared with special care..
You can view the stock and full dealer information on the Serpentine Antiques Profile Page