Cash for gold Stuttgart city / Scrap gold purchase prices Germany. The ESG offers you a full service for all refinery services. From the recyling of precious metals and the trading with precious metals for business and industrial customers to the classic purchase of gold and silver by individuals. In addition, our sales department offers a wide range of investment metals. Our patent-registered CombiBars™ are distributed around the world. We are your competent partner concerning all enquiries regarding the recycling, purchasing, selling of, and trading with gold, silver, platinum, palladium and other precious metals. ESG recycles the precious metals gold, silver, platinum, palladium and rho