Know When to Never Touch Your Coins The first rule of coin collecting is: DO NOT CLEAN YOUR COINS. This is the most important ...

Here's what to do—and not do—when cleaning collected coins. Chalk it up to the excitement of having my own money for the first time, but when I was a kid, I loved cleaning all of the coins collected ...

A weekly column dedicated to “digging out” current information about precious metals, coins and other numismatics. A question I get quite often from my customers is “what can I use to clean my coins?” ...

You know those pennies, nickels, dimes, and quarters in your wallet have been passed around a lot. And that means they’re probably pretty grimy. You’ve probably accidentally washed a few forgotten ...

If your silver has lost its gleam and you're in a pinch, try ketchup. We explain how to use ketchup to strip away grime and revive tarnished silver.

If you want some good advise, "Don't clean your coins" is just that. Does this mean that coins should never be cleaned? No, but usually cleaning your coins removes not only dirt, but also value. There ...

For many newcomers to the world of numismatics, tarnished coins may appear ugly, dirty, and worth a whole lot of nothing. As we have all learned over the course of our lifetime, appearances are not ...