An Argor-Heraeus SA stamp sits on a two hundred and fifty gram gold bar in this arranged photograph at Solar Capital Gold Zrt. in Budapest, Hungary, on Thursday, March 10, 2016. Gold advanced to the highest level in a year after the European Central Bank indicated it wouldn't cut interest rates further, boosting the euro and making dollar-denominated bullion less expensive for investors. Photographer: Akos Stiller/Bloomberg via Getty Images