Charleston Gold & Diamond Exchange is a jewelry store. It is located in Mount Pleasant, S.C., and offers a wide range of ornaments and products, such as watches, diamonds, rare coins and currency. It also provides a variety of other products that include pre-owned Rolex watches, certified jewelry and precious metals. The company deals in several Rolex accessories and other fine watches, and diamond bracelets, earrings and necklaces. It also allows online metal trading through the United States Bullion Exchange Online Trading accounts. The company additionally offers a variety of precious metal products, including American gold and platinum eagles, Canadian maple leafs and Englehard silver bars.