The price of gold has been fluctuating, so it's important to understand how much your gold bars are worth now.

The gleaming speckled bar is only the size of a chocolate block, but it weighs more than a brick and is worth almost $400,000 ...

buy gold stocks or buy physical gold — also called bullion. Bullion comes in many forms, including coins, bars, jewelry and more. And beyond that, there are even different sizes you can buy.