Puckerings has dated this piece to the 1910s.
Here is a beautiful example made from English Sterling silver, hallmarked for Birmingham 1913.

The enamel is undamaged (the white spots are reflections) as is the original bevelled glass ... the silver too in excellent condition with a couple of minuscule dimples. 11" x 4 3/8".
Item ID: 34408
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Puckerings has dated this piece to the 1910s.
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