Best Gold ETFs and Precious Metal Hedges #1: ETFS Physical Platinum Shares (PPLT) When most investors think of precious metal investing, they think of gold and silver. However, one of the most valuable precious metals out there is platinum, and the ETFS Physical Platinum Shares (NYSEARCA: PPLT ) should be on your radar as a result. Similarly, inflation fears have cropped up after some recent readings were elevated, and the U.S. Federal Reserve has said it may need to increase rates further to keep things in check.