$100 Hundred Dollar Bill **Star Note** 2009 - A Series PhiladelphiaBullion Exchange is one of the nation's largest and most reliable precious metal dealers. We are located in the heart of NYC's Diamond District and our expertise and knowledge of the gold and silver markets is backed by over 20 years of hands-on experience. We specialize in buying and selling gold, silver, and other precious metals. At Bullion Exchange, we maintain an inventory of the most actively traded coins and bars in gold, silver, platinum, and palladium. If you want to protect your nest egg by acquiring precious metals, we offer our customers the ability to diversify their investment portfolio at the best prices.