Sheffield Assay Office

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Bradbury's Book of Hallmarks is a unique, pocket sized reference book, providing you with the marks of origin on English, Scottish and Irish precious metals. Here's how to get a copy from Sheffield #AssayOffice: #Hallmarking bit.ly/2OzSJGv

Are you interested in finding out more about the process behind our #DiamondVerificationService? Our short information video shows how we accurately identify the presence of natural or synthetic diamonds - take a look: #AssayOffice bit.ly/3m1sSYJ

To obtain a legal 'Authorisation for Change of Use' certificate after re-working a #hallmarked item, you *must* meet several conditions. Find out what they are here: #AssayOffice bit.ly/2CDSKUd

In the UK it is illegal to sell any item as gold, silver, platinum, or palladium unless it's #hallmarked (exemption weights apply!) This video shows you what a hallmark looks like and what information to look for in shops or a seller's website: bit.ly/3mUVZNF

Our #AnalyticalServices department always goes above and beyond for our customers! We offer a collection service and our team works 'out of hours' to limit any downtime for your company. Why not try us for your testing and analysis requirements? bit.ly/367weQo

"All that glitters is not gold!" - Watch out! Are you buying the real thing? Learn how to make sure you're not being sold a dud... #AssayOffice bit.ly/2OUADir

It's #TestimonialTuesday and we're delighted that Mary Foye of B Braun Hospicare Ltd said we've been "a great support in recently weeks, very collaborative and a pleasure to deal with as usual". Pleased to be of service Mary. More reviews at bit.ly/2WoqHDg

If you are interested in the Sheffield #silver industry and precious metal #hallmarking then you may find the history of Sheffield #AssayOffice fascinating! You can read all about us here: bit.ly/336ACwZ

This educational article outlines the basic principles of ED-XRF (Energy Dispersive X-Ray Fluorescence), and how we can use it to analyse precious metals and give fast and accurate results to our customers across a wide range of industries: #AssayOfice bit.ly/31BWOSs

Did you know that all four UK #AssayOffice's agreed to change the fineness mark for #Palladium? Click here to find out why: bit.ly/33x8Iup

Our Metal and Alloy Analysis team are able to provide you with a detailed report about any metal - this can be helpful when it comes to recycling the materials! Want to find out more? Click here: #AssayOffice bit.ly/2Rn8p2V

From registering a sponsor's mark & ordering punches to submitting your item, check out our handy guide for everything you need to know to get your precious metal #hallmarked: #AssayOffice bit.ly/2rGfEbz

When purchasing second-hand or vintage jewellery, it is important to know what you're buying and whether the item is authentic. Sheffield Assay Office's #hallmarking and #DiamondVerificationServices can help! Find out more: bit.ly/3FvxaCm

#LaserMarking is an ideal process for clearly and accurately marking a range of logos, signatures and serial numbers for decorative, promotional or engineering purposes. So not just for hallmarking precious metals! Find out more: bit.ly/2qs3FOA

Have you seen the excellent collection of videos on our website? Click here to take a look and find out more about how our laboratory analyses metals and alloys and see our state of the art equipment used in our #DiamondVerificationServices: bit.ly/3Bt5HMF

There are many reasons why metals are analysed in healthcare, for example: to detect any toxic elements or simply for product development. Our #AnalyticalServices department pride themselves on reliable and confidential services. Find out more: bit.ly/34RTRMy

Every month we release a new edition of Discover - the Sheffield #AssayOffice newsletter. Are you up to date? You can sign up here: bit.ly/3erwKxt And take a look at our past issues here: bit.ly/33x8F1H

We were delighted to offer a hugely talented group of Yorkshire Artspace Silver Fellows the opportunity to tour our facility at #SheffieldAssayOffice and see hallmarking in practice along with the fascinating history behind our collection. Read more here bit.ly/3Ok6qfg

We've just received this lovely review from Victoria Hinds of Toriana Jewellery this #TestimonialTuesday. Thank you Victoria, it's always a pleasure to hear that our valued customers are delighted with our services. Read more great reviews at bit.ly/2WoqHDg