Jeff Sims Antiques has dated this piece to the 1800s.
Each had a name ticket hung around the neck and the quality examples were in silver. An unusual collector's piece, with a practical use. Dimensions below.

Postage & Packing :- £8.00 UK
£14.00 Europe
£16.00 Outside Europe
Condition :- Excellent, with no dents or splits to the silver.
Hallmarks :- Maker's mark only.
Date :- London c1800.
Maker :- Phipps & Robinson..
Height :- 1.4 cms.
Width :- 2.2 cms.
Chain length :- 9 cms.
Jeff Sims Antiques has dated this piece to the 1800s.
Specialists in antique silver, glassware and objects of vertu
You can view the stock and full dealer information on the Jeff Sims Antiques Profile Page