Queens Antiques and Collectables has dated this piece to the Georgian era.
Opening to reveal a gilded pierced grille, underneath the grille is the sponge. Very nice starburst engraving to the lid, initials to the cartouche.

Measuring approximately 4 cm x 3cm x 1.5 cm and weighs 18.7 grams.
In very good antique condition, hallmarks are good, internal gilding good, initials engraved to cartouche, a few small dings & scratches, usual signs of wear commensurate of age and use.
Queens Antiques and Collectables has dated this piece to the Georgian era.
Specialising in georgian & later high quality silver pieces.
You can view the stock and full dealer information on the Queens Antiques and Collectables Profile Page