By Admin 05/09/2020 Silver Hallmarking and Silver TG services are now available at NCH Bhagal - Surat. Silver HM Silver Hallmarking & Laser marking on Silver jewellery is possible of logo, diamond weight etc. It helps in value addition of ornaments. This facility is available at Bhagal-Surat only. Silver TG The accurate report, determination of elements present in the jewelry and artefacts can be known thoroughly. The most accurate method of determining the Silver content in the silver alloy. Following IS 2113 for generating the excellent result, after initiating the process of 4 hours.