Andrew Cox Antiques has dated this piece to the 1930s.
It is secured via a pin and C clasp. An excellent example being wearable today and a great addition to any collection. Dimensions below.

Postage and packing :- £8.00 UK
£14.00 Europe
£16.00 Outside Europe
Condition :- Excellent, with no damage.
Hallmarks :- Clear and readable. Marked 'Sterling'.
Maker :- Charles Horner.
Date :- Circa 1930.
Height :- 1.5 cms.
Width :- 4.5 cms.
Depth :- 0.9 cm.
Andrew Cox Antiques has dated this piece to the 1930s.
Specialists in quality antique silver, glassware, jewellery and object de vertu
You can view the stock and full dealer information on the Andrew Cox Antiques Profile Page