Planning to buy gold, then there are a few things that you should have your eyes focused on. First is the knowledge of the prices and the making charge which differ from city to city and also with the design to design. If you have noticed the advertisements then you can see that they would say that its BIS certified, hallmarked jewellery. BIS (Bureau of Indian Standards) which is a national body that assures the quality of the product you buy. You will be interested to know the what is meant by this “Hallmarked Jewellery” Hallmarking is the accurate determination and the official recording of the proportionate content of gold in the jewellery. Hallmark marks the guarantee of the gold’s purity.