Economy Hallmark Stamp for both 999 and 925 Stamp for Sterling, fine Silver work 2.5mm x 1.mm

I have a very small number of hallmark stamps. These are to denote purity of silver. The 999 and 925 are very small. Stamp your work to let people know it's quality. Economy hallmark 999 and 925 stamps.

Stamp length 3.75 inches.