Honey Tilley Antiques has dated this piece to the 1880s.
The original glass has a vertical diamond cut alternating with etching of leaves. c.1880 British made with a makers mark for William Briggs of Sheffield stamped to the side. This has been resilvered.

Length excluding handles: 19cm (7.5")
Width: 14.5cm (5.75")
Height to top of finial is approximately: 23cm (9")
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Honey Tilley Antiques has dated this piece to the 1880s.
You can view the stock and full dealer information on the Honey Tilley Antiques Profile Page