It was listed by Jeff Sims Antiques. Sold pieces stay on Sellingantiques as a record of what has passed through, and the next one is rarely far away.
Jeff Sims Antiques has dated this piece to the 1920s.

Postage and packing £8.00 UK
£16.00 Worldwide.
Condition :- Excellent, with no breaks or losses.
Hallmarks :- Clear and readable.
Date :- London 1921.
Maker :- Frank William Cole.
Length :- 39 cms.
Width :- 0.75 cms. (widest link).
Compass diameter :- 2.3 cms.
Compass depth :- 0.7 cms.
Jeff Sims Antiques has dated this piece to the 1920s.
Antique silver, glass, jewellery and object de vertu.
You can view the stock and full dealer information on the Jeff Sims Antiques Profile Page