AG Coin & Bullion buys scrap gold & silver and sell gold & silver bullion for investment. Contact us for competitive pricing if you have items you would like to sell, or if you are looking to purchase bullion.AG Coin & Bullion are coin dealer carrying a large range of coins including proof and mint sets as well as silver bullion coins, rounds, and bars. They also buy scrap precious metals and jewelry at their retail unit in Maumelle, Arkansas and within local malls.