Fully hallmarked: Elkington & Co. Birmingham England and "D", year number 1915.
Elkington is one of the premiere producers of silver plate. Throughout the years of its storied legacy Elkington Silver Company has been granted royal warrants by Queen Victoria

and other Royals.
The cup was probably used to keep small spoons.
In good conditions with some minimal wear and sctatches due to age and use.

Country of origin: England
Year: 1915
Manufacturer: Elkington & Co. Birmingham

Dimensions: diameter (from handle to handle) cm 10 - 3,9" | height: cm 7 - 2,7"