Watch Valuers in Coimbatore

1) What is the quality of gold and jewels 2) Types of puritys and the difference between those purities is the explanation of pricing of the respective grades 3) Method of detecting the weight of pure gold available for gold jewels 4) Method of calculation of Carat and purities of Gold Jewels 5) What is the Hallmark and its interpretation 6) Direct process training on quality testing methods 7) Complete Detail of mixing Metal and its Size for Gol ... less