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Rare metal jewellery can be stamped which have “Plat” otherwise “PT”, and that is short for rare metal, and you will PT950 or Plat950, and this implies that 95% of one’s steel regarding the piece are precious metal. Other establishing one you are going to discover for the some precious metal accessories are “irid plat”, meaning that the thing have a keen iridium-precious metal alloy coating. (more…)