We have a task for you: go to your jewelry box. If you’re lucky, perhaps you have a jewelry armoire. Whatever your jewelry ...

"I figured, for a few bucks, they were worth further investigation," the discoverer of the hidden gems told Newsweek.

While many write off costume jewelry as cheap ... you can make good money. Editor’s Note: Vintage products’ availability and price are subject to change. Make Money: 8 things to do if you ...