TS 7000 hallmark

Discussion in 'Jewellery & Gems' started by JNS, Jan 6, 2016.

  1. JNS

    JNS Active Member Silver Stacker

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    I am not so clear about TSE TS 7000 hallmark found on 22K Bangles, Anyone who can share a light regarding this ISO standard. Thank you in advance

    JNS
     
    JNS, Jan 6, 2016
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