Woodbridge Antiques has dated this piece to the Edwardian era.
It bears clear makers marks for Henry Matthews and hallmarks for Birmingham 1908 which can be seen on the side of the silver top.

CONDITION (see photos):
In excellent used condition. No damage to the glass or silver top. The gilding is in good condition, the hallmarks and maker's marks are very clear.
HALLMARKS: Birmingham 1908 by Henry Matthews.
MEASUREMENTS:
Diameter: 4.47cm approx.
Height: 4.27 cms approx.
Weight: 40.59 grams approx.
Woodbridge Antiques has dated this piece to the Edwardian era.
Specialists in quality antique silver, fine jewellery & accessories
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