Puckerings has dated this piece to the 1930s.

The attractively shaped lid is hallmarked for Birmingham 1933, together with the makers initials M&W for the top-notch silversmith, Mappin & Webb.
Excellent undamaged condition, measuring 3 3/4" tall with a lid measurement of 3" x 2".
Item ID: 33622
FREE Worldwide Registered Airmail Directly From London, England
Puckerings has dated this piece to the 1930s.
A quality online collection of fine english antique smalls with free worldwide shipping from london, england
You can view the stock and full dealer information on the Puckerings Profile Page