How do professionals clean old coins?

These coins are cleaned by using distilled water with a small amount of detergent in a special vibrating container. Acid based cleaners will eat away at a coin's surface diminishing its value.

Can you clean coins without losing value?

It is best not to clean rare coins as removing the patina can significantly reduce the value of them. For this reason, most coin hobbyists almost never clean their coins. In fact, 99% of coins do not increase in value after you clean them, but many will be greatly devalued.

How do you clean old coins without damaging them?

Baking soda and vinegar have proven to be one of the most effective ways to clean tarnished coins. Submerge the coins in a shallow bath of vinegar and let them soak for at least an hour. If you don't have vinegar on hand, filtered tap or distilled water can be used as a substitute.

How do you clean silver coins without losing value?

How much is a 100 year old silver dollar worth?

The relatively high-mintage 1879 Philadelphia Mint Morgan dollar is worth perhaps $15 to $30 in well-circulated grades, while the low-mintage 1928 Philly-minted Peace dollar can take $200 or more in the same condition.

How to Clean a Coin Correctly

Is it OK to clean old silver coins?

The tarnish or toning that naturally forms on coins over time isn't harmful and won't negatively impact the value of your piece, if its value is in the precious metals only. However, do not clean numismatic coins.

Why does cleaning a coin devalue it?

This is because anything that touches a coin has the potential to damage it at the microscopic level. The more abrasive a cleaner is used to clean the coin, the more likely it is to remove the upper surface of the coin - damage that can never be undone.

Can vinegar damage coins?

First, if you think your coins might be of any value, do not clean them at all, since you can possibly damage them by soaking in cleaners like vinegar. If you want to clean the coin for some other reason, vinegar should work fine.

How do you clean a large amount of coins?

For coins that are more than 50% corroded, it's advisable to soak them overnight. Take the coins out and sprinkle some baking soda over them; then use a soft-bristled toothbrush to brush them clean. Rinse them out thoroughly with hot water; using tongs or gloves to hold them to avoid burning your fingers.

What liquid cleans coins the best?

The salt and acetic acid in vinegar do the trick. Hot sauce, like Tabasco or taco sauce, also will remove the oxides off pennies. As in ketchup, salt and vinegar are both in hot sauce. Coke and off-brand colas will quickly remove the tarnish.

How do you make old coins shiny?

Can Coke clean coins?

Who would have thought that your favorite soda is also a great cleaning agent? Yes, that refreshing can of Coke that you like to drink by the pool can also clean coins. Coke's phosphoric acid can clean the oxides that cause tarnish and corrosion.

Should you clean old coins before selling?

Don't clean your coins! Not only does this cut their value by as much as half (or possibly even more), but it will be an immediate deal-breaker for many dealers who would've otherwise wanted to buy your coins if only they were left in their original condition.

How do you tell if a coin has been cleaned?

When the coin leaves the mint after just being struck, it has a shine or luster. The original mint luster is gradually destroyed as a coin circulates through commerce. Cleaning a coin will also remove the luster thereby destroying the original surface characteristics.

Do professionals clean coins?

The Professionals: Numismatic Conservation Service and Professional Coin Grading Service Restoration. There are two services that can more often than not clean your coins properly. First, there is Numismatic Conservation Services (NCS), which operates with Numismatic Guaranty Corporation (NGC).

Does rubbing alcohol clean coins?

You can clean your coins without damaging them by soaking them in a bath of isopropyl alcohol and salt. When combined, these ingredients are both abrasive and acidic and will clean any built-up dirt off your coins.

How do PCGS clean coins?

Our experts use a non-abrasive cleaning method and cleaners, designed specifically for PCGS, which will not diminish the coin's aesthetic value. More importantly, each coin is treated separately. The conservation required for one coin may differ from that which is needed on the next.

What is a 1971 silver dollar worth?

The standard 1971 silver dollar is worth around $15 in MS 63 choice uncirculated condition. In MS 65 gem uncirculated condition the price rises to around $26. The 1971 proof silver dollar is worth around $15 in PR 65 condition. There were 4,265,234 proof coins minted.