Andrew Cox Antiques has dated this piece to the 1920s.
Dimensions below.

Postage and packing :- £8.00 UK
£12.00 Worldwide
Condition :- Very good with no splits or dents. There are a few tiny dimples to the silver and some scratching to the inside. The mirror has some foxing, commensurate with age and use. The enamel is in excellent condition.
Date :- Birmingham 1922.
Hallmarks :- Clear and readable.
Maker :- Crisford and Norris.
Height :- 4 cms.
Width :- 3.5 cms.
Depth :- 1 cm.
Andrew Cox Antiques has dated this piece to the 1920s.
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