Inscription: Engraved on insetting rim of box: 539
Marking: [1] crowned fleur-de-lis, 2 grains de remède, PMB, device a 5-pointed star (maker's mark) (see image)
[2] calyx surrounded by fleurons (Paris charge mark for gold and small silver work, 1768-74)
[3] crowned italic G (Paris warden's mark for gold, 1770-71)
[4] helmeted head (Paris discharge mark for gold and small silver, 1768-74)
[5] eagle's head in single outline (Paris restricted warranty mark for gold, 1838-47)
Location of marks:
[1] - [3]: inside bottom and cover, [3] also possibly inside back wall
[4], [5]: on insetting rim of box, [5] also on outside edge of cover