Puckerings has dated this piece to the 1920s.

The silver is fully hallmarked for London 1928 together with the makers mark for the top notch silversmith, Richard Comyns, always produced quality pieces.
A superb and scarce box with the footprint measuring 9 3/4" x 6 1/8" x 3 1/2" tall.
Item: 42163
FREE Worldwide Registered Airmail Directly From the UK.
Puckerings has dated this piece to the 1920s.
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