Latest News & Press

Contact Us

Full Name*
Email*
Phone Number
Enquiry*
Enquiry is regarding:

Did you know? - there are 17 different standards for hallmarking precious metals?

13 Mar 2019

Did you know that therere are 17 different standards for hallmarking of precious metals?

The precious metal fineness standard for UK hallmarking (expressed in parts per thousand) is listed below, along with the standards of solder permitted in the UK and under the International Hallmarking Convention (common control mark).

Precious metal fineness standard for UK hallmarking

Sheffield Assay Office has been offering high quality hallmarking services since 1773. With an impressive world-wide customer base and a reputation for providing excellent quality through first class customer service, Sheffield Assay Office has established itself as a leading force in the fields of hallmarking and analytical services. Further detaills of our hallmarking and analytical services can be found here.

« Back to all news