It is understood , the failure of the main indicators for the precious metals silver jewelry factory purity mark. Experts, contain some impurities in precious metals , precious metal purity is the ratio of the total , sampling results show that the higher the purity of silver jewelry marked the passing rate is relatively lower sampling also found that the presence of precious materials , purity , etc. imprint mark does not Ching and other phenomena . Currently the quality supervision departments have been ordered to stop selling the relevant enterprises and handled according to law .
Experts suggest that consumers buy silver jewelry , you should have some "tricks ." One should observe the appearance of jewelry . Jewelry should be designed , welding firm , smooth surface, no filing, scraping , hammers and other machining marks , no blisters, holes , cracks, welding scars and other obvious manufacturing defects . Second, carefully observe the imprint of jewelry , jewelry mark should be clear , easy to identify , which must include the name and purity of precious metal content , such as silver jewelry with purity of thousands of scores marked " Silver 925 " or "S925" , etc., when jewelry is too small because of too small other reasons can not print in mind , the content should be accompanied by the identification included imprint .
Experts remind that in the purchase of precious metal jewelry weight should retest the spot , and found the existence of measurement error . In addition, consumers should go to specialty stores , specialty counters to buy passed the test of precious metal jewelry manufacturer, these stores professional quality and service standards more secure , even if it is easy to properly resolve the dispute .
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