Until 1998, a Hallmark consisted of four COMPULSORY MARKS. Since 1998
the date letter has become optional,but the other three symbols remain
The symbols give the following information:
THE STANDARD MARKS
This shows the fineness of the metal.
The purity of the precious metal content in parts per 1000 in relation to the
standard recognised in the UK.
Eg: 750 parts per 1000 by weight is equivalent to the old 18 carat gold standard.
We are proud to get our products Assay Guaranteed at
Birmingham Assay Office.You will find this symbol on