Latest News & Press

Prize winner Jane and her friends enjoyed a fascinating talk, guided tour and afternoon tea at the Sheffield Assay Office last Thursday afternoon.

On Friday 5 February 2026, Ms Li, the proprietor of Little Swan, Stables Market, Camden, pleaded guilty to four breaches of the Hallmarking Act, 1973, at Camden Magistrates court following the seizure of £106,050 worth of silver jewellery without hallmarks by Camden Trading Standard

We were recently pleased to offer Silver Fellows from Yorkshire Artspace the opportunity to have a guided tour of Sheffield Assay Office.

We were recently delighted to welcome the Lord Mayor of Sheffield, Councillor Safiya Saeed, and her niece Hamda to Sheffield Assay Office for an engaging and insightful visit hosted by our Assay Master, Ashley Carson.

Sheffield Assay Office recently visited the Goldsmiths’ Centre to judge the 2D Hand Rendering Award, a Special Award sponsored by the Office as part of the Goldsmiths’ Craft & Design Council Awards.

One year on from its launch, the Sheffield Assay Office sub-office based at AG Group’s headquarters has firmly established itself as a highly successful and effective model for supporting British manufacturing and fine jewellery production.

Sheffield Assay Office (SAO) recently hosted a British Manufacturing Consortium (BMC) meeting, welcoming 20 delegates from across a wide range of manufacturing sectors and providing us with a valuable opportunity to engage with manufacturers and demonstrate the role of high-quality analytical testing in supporting quality, compliance, and performance.

During the course of the Tudor Rose operation, nine retailers trading in high-value 22ct gold were identified as advertising and selling thousands of un-hallmarked items. These cases are now subject to investigation and review by Trading Standards and Sheffield Assay Office, with the aim of bringing those businesses fully into compliance.