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A complete hallmark traditionally consists of several distinct stamps that, when cross-referenced against a database, provide a comprehensive profile of the piece:
Digital repositories have consolidated centuries of disparate records into searchable formats. Key resources include: A Guide to Jewellery Hallmarks - James Porter & Son
: Indicates the metal’s purity, such as 925 for sterling silver or 375 for 9-karat gold.
A complete hallmark traditionally consists of several distinct stamps that, when cross-referenced against a database, provide a comprehensive profile of the piece:
Digital repositories have consolidated centuries of disparate records into searchable formats. Key resources include: A Guide to Jewellery Hallmarks - James Porter & Son
: Indicates the metal’s purity, such as 925 for sterling silver or 375 for 9-karat gold.