Identification guide

Silver date letters

In silver date letters, london’s leopard head, Birmingham’s anchor, Sheffield’s rose or earlier crown and Edinburgh’s castle identify the office.

Choose the office before the year

London’s leopard head, Birmingham’s anchor, Sheffield’s rose or earlier crown and Edinburgh’s castle identify the office. Before 1975 their year sequences differ. Since 1975 these four UK offices share letters changing on 1 January.

Shared UK date-letter examples

LetterYear
A1975
Z1999
a2000
z2024
A2025

What to check next

Uppercase A is 1975 in one modern cycle and 2025 in the next; lowercase a is 2000. Match the shield and typeface as well as case. UK date letters became optional in 1999, so an otherwise complete modern hallmark can omit one.

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