18in SUPER QUALITY HEAVY DUTY 4mm ROUND LINKS 375 HM 9ct GOLD BELCHER CHAIN 19g
BUYERS GUIDE TO THE BRITISH GOLD HALLMARKING SYSTEM. This shows the fineness of the metal ie purity of the precious metal content in parts per 1000 in relation to the standard recognised in the UK. For example 375 parts per 1000 by weight is equivalent to the old 9 carat gold standard. The alloy must […]
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