Exhibit Antiques has dated this piece to the Victorian era.
An exceptional diamond point engraved 19th century glass Rummer dating to c1847.

Also, a poem in diamond point which states,
May those to whom this glass belongs,
Light trials meet if any,
Their hours of gloom, may they be few,
Their sunny memento mori
London 2nd Feb 1847
Memento mori is Latin for "remember that you have to die".

It also has what looks like a verse from the bible in very small fine diamond point.
Capstan stem and conical foot which is engraved with Oak leaves and Acorns on the underside.
Comments
We have been told that the engravings were by a gentleman called Thomas Sutherland but Im afraid we can’t tell you anything more about this very talented gentleman.
Date & Origin
England, c1847.
Condition
Excellent, no chips cracks or restoration.
Dimensions
Height: 13.2 cm
Rim diameter: 8.8 cm
Foot: 8 cm
Exhibit Antiques has dated this piece to the Victorian era.
Specialists in 18th & 19th century antique glass
You can view the stock and full dealer information on the Exhibit Antiques Profile Page