Costco sells gold and silver online and in some warehouses, but buying precious metals is a little different from other purchases. Here's how.

Right now, the value of a 100 ounce silver bar is a moving target that changes minute by minute with the global spot price of ...

We may receive commissions from some links to products on this page. Promotions are subject to availability and retailer terms. The answer isn't quite as simple as just selling your silver. In a ...