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A silver object that is to be sold commercially is, in most countries, stamped with one or more silver hallmarks indicating the purity of the silver, the mark of the manufacturer or silversmith, and other (optional) markings to indicate the date of manufacture and additional information about the piece.
Only London and Edinburgh assay offices now strike marks exclusively in the UK. As it now stands, the compulsory part of the UK hallmark consists of the sponsor or maker's mark, the assay office mark, and the standard of fineness (in this case silver, 925 parts in 1,000). Examples of British hallmarks for 925 silver
A mark is a written or imprinted symbol used to indicate some trait of an item, for example, its ownership or maker. [1] [2] Mark usually consists of letters, numbers, words, and drawings. [3] Inscribing marks on the manufactured items was likely a precursor of communicative writing. [4] Historically, the marks were used for few purposes: [5]
The four wardens of the Goldsmiths’ Company were tasked with visiting workshops in the City of London to assay (test) silver articles. If these articles were found to be below standard they were originally forfeit to the king, but if they passed, each article received the king's mark of authentication which was the mark of a leopard's head.
Britannia silver is an alloy of silver containing 11 ozt 10 dwt (i.e. 11½ troy oz.) silver in the pound troy, equivalent to 23 ⁄ 24, or 95.833% by weight silver, the rest usually being copper. This standard was introduced in England by Act of Parliament in 1697 to replace sterling silver (92.5% silver) as the obligatory standard for items of ...
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The anchor mark no longer indicates that an item was assayed in Birmingham. In July 2016 Birmingham Assay Office began striking its hallmark via a subsidiary in Mumbai, India. In 2018 the British Hallmarking Council announced that hallmarks struck overseas must be different from domestic hallmarks. Beginning in early 2019 a modified version of ...
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