A Comprehensive Guide to Buying Gold & Silver Bars and Coins with BullionStar in the US The USA is the world's economic powerhouse. BullionStar, a trustworthy precious metals dealer, offers gold and silver bars and coins for sale to customers in the US. Here is a detailed approach to how to use BullionStar to buy gold and silver bars and coins. Choose a product.At BullionStar, you can...