hallmark certificate of gold from mining company,BIS hallmark - WikipediaThe BIS hallmark is a hallmarking system for gold as well as silver jewellery sold in India . The BIS corporate logo which is a component of the hallmark format . 'BIS Certification Scheme For Hallmarking Of Gold Jewellery'. Jump up.hallmark certificate of gold from mining company,BIS: Hallmarking of gold jewelleryThe BIS certified jewellers can get their jewellery hallmarked from any of the BIS recognized Assaying and Hallmarking . Design of Hallmark on Gold Jewellery.
hallmark certificate of gold from mining company