Woodbridge Antiques has dated this piece to the 1930s.
There are a few pierced openings in the silver enhancing the relief effect of the enamels.

Marked Silver B.I. for Bernard Instone, a well known and collected designer and maker working from the 1920's through to the 1960's.
Period c 1920's-30's
Measurements: Diameter 4.1 cm Weight: 10 grams

All measurements are approximate.
Condition: slight wear & fading to the enamel in places, however the overall effect is still beautiful. The pin is nice and straight and the hinge and fastening all work perfectly.
Woodbridge Antiques has dated this piece to the 1930s.
Specialists in quality antique silver, fine jewellery & accessories
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