Kingsdown Antiques has dated this piece to the Edwardian era.
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Measurements:

Height: 10" (approx 25cm)
Diameter across top: 3 3/4" (approx 9.5cm)
Total weight: 1338g
Total silver weight: 396g (approx 12.7 troy ounces)
In good condition - any dark areas are shadows from the photography.
Kingsdown Antiques has dated this piece to the Edwardian era.
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