Spectrum Group International is a global trading and collectibles network. We are a trader of precious metal products such as ... gold, silver, platinum, and palladium, and an auctioneer of coins. We are also a lender offering loans to coin dealers, collectors and investors secured by their precious metals, rare coins, and other collectibles as collateral. Spectrum Group International’s total revenue exceeded $6.0 billion in fiscal year June 30, 2010, reflecting the success of our strategy to become a global leader in these markets. We are now a Fortune 500 company. The trading activities of Spectrum Group are conducted through A-Mark Precious Metals, one of the largest private sellers of bullion coins and bullion gold, silver and platinum to the wholesale marketplace. A-Mark's subsidiary Collateral Finance Corporation, which is the Official Numismatic Lender of the American Numismatic Association, provides financing on a wide array of bullion and numismatic products. Spectrum Group's collectible company in the numismatics field is Stack's Bowers Galleries, rare coin and currency auction house, world and ancient coins and currency auction house, online coin auctions and wholesale rare coin dealers all based in Irvine, California. read more