The recent sell-off in precious metals has boosted the dividend yield on various silver companies, including Silver Wheaton (WPM 1.86%). Current conditions give investors the chance to own this best-in-class silver streaming company with both a strong income element and plenty of upside. Unlike miners Pan American Silver (PAAS 2.08%) and Silvercorp Metals (NYSE: SVM), which offer higher dividend yields, Silver Wheaton has important advantages.

In the video below, Fool.com contributor Doug Ehrman discusses the relative appeal of Silver Wheaton against other silver miners, the source of that advantage, and why the stock may be right for your long-term retirement portfolio.