How much value is lost when a coin is cleaned?
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Cleaning a valuable or collectible coin can cause a significant loss of value, often reducing it by 20% to over 50%, and in some cases, rendering it nearly worthless to serious numismatists. The "golden rule" in coin collecting is to never clean your coins.
Does cleaning a coin decrease its value?
While you may be tempted to polish your coins to make them look shiny and new, proceed with caution. Polishing and/or cleaning coins can reduce their value. Older coins that show deep age coloration are more desirable than coins whose surfaces have been stripped away by improper polishing or cleaning.
Are tarnished coins worth less?
Never clean your coins. Cleaning almost always decreases value by removing historical patina and causing invisible damage. Patina and “grunginess” are good. What looks like tarnish or dirt is often a sign of authenticity and provenance, especially with historic rare coins.
Is it best to clean coins before selling?
It's generally not a good idea to clean coins, especially collectible or valuable ones. Cleaning can damage the coin's surface, remove its natural toning, and significantly decrease its value. Even light cleaning can leave microscopic scratches that collectors and dealers will notice.
How to tell if a coin has been cleaned?
One of the most noticeable indicators is the presence of hairline scratches on the coin's surface which result from abrasive cleaning methods. Additionally, cleaned coins may lack natural luster, which is the original shine that coins have when minted.
DON'T EVER CLEAN A COIN!! WATCH AND SEE HOW MUCH VALUE YOU LOSE BY CLEANING
Should I buy a cleaned coin?
Buying cleaned gold, silver, and platinum coins can help you secure rare circulated coins at a fraction of the cost of their BU counterparts.
How to clean a coin without affecting its value?
The process involves distilled water, a tablespoon of mild hand soap, clean cloths, and an old, soft-bristled toothbrush. Fill a plastic container with distilled water and stir in the mild hand soap in which you will soak the dirty coins for 10 to 15 minutes.
How to sell coins without getting ripped off?
How to Sell Your Coin For Top Dollar
- Step1: Figure Out What Type of Collection You Have. ...
- Step 2: Understand Spreads and Profit Margins. ...
- Step 3: Create An Inventory Of The Coin Collection. ...
- Step 4: Have Realistic Expectation. ...
- Step 5: Get More Than One Opinion, But Be Fair. ...
- Step 6: Sell to the Coin Experts You Choose.
Is WD-40 good for cleaning coins?
The oil-base makes WD-40 reasonably effective at removing it without a lot of work. There is of course some sacrifice when this stuff is removed but fortunately the metal underneath is in pretty good condition and the coin, in hand, is much more presentable.
How much is the 1947 to 1972 Elizabeth and Philip coin worth?
What is the 20 November 1947-1972 coin? These coins were sold by banks and post offices to celebrate the 1972 silver wedding anniversary of Queen Elizabeth II and Prince Philip. Because more than seven million were struck, they are fairly common today and not worth much more than their face value, which is 25p.
Why is the 2005 $1 coin rare?
Australia, 2005 Mob of 'roos One Dollar -
Struck by mistake in 2006 and issued in the 2006 proof set, the coin is rare because the official proof dollar minted in 2005 had a completely different design, thus making the 2005 proof dollar with the kangaroo design extremely rare.
How much is a $1 coin from 1979 worth?
According to the NGC Price Guide, as of December 2025, a Susan B Anthony Coin from 1979 in circulated condition is worth between $1.05 and $1.35.
Why do they say not to clean coins?
Coin cleaning is not advised as it can decrease the value of the coin , as it removes the coins patina , the surface of the coin which is sought out by collectors , particularly with ancient coins, as it shows the coins age and history.
Why is the 1984 $1 coin rare?
Importantly, with the Maklouf portrait of the Queen introduced in 1985, the 1984 $1 is the only issued $1 bearing the Machin portrait. Thus, it is an utterly unique type in the Australian decimal series!
Does cleaning coins with vinegar devalue them?
4. Acid (Vinegar or Lemon Juice) Soaking coins in an acidic liquid such as vinegar or lemon juice will clean them, but the acid will also eat away at the coin's surface. Again, this method will reduce the value of collectible coins, so only use it on coins that are valued for their silver content.
Should I clean coins before selling them?
No. If you have any valuable coins, you should stay away from cleaning them before appraisals to make sure your coins do not lose any value. Some things that can make your coins look dirty (such as patina) can actually add to your coin's value. Trying to clean these marks out could harm the value of your coins.
What coin is worth $40,000?
PCGS values a 1966 Jefferson Nickel in MS66 FS as worth $40,000 and the reason is the grade (MS66) and the striking designation “Full Steps” or “FS”.
What not to use to clean coins?
Don't use vinegar and baking soda – When put together, these two common household items create a potent, fizzy mixture that can clean dirt from coins. But like other things on this list, it can eat away at the coin's patina and wreck its value.
Is it better to hand clean or soak pennies?
Soaking your pennies in vinegar (or lemon juice) and salt is the best way to clean them. This method produces a very bright orangey-copper color on the coins using the low levels of acids contained naturally in vinegar and lemon juice to remove the patina (brown oxidation) on the penny.
How to clean coins without losing value on Reddit?
In this case I use distilled,not tap water, with a little mild liquid detergent (I use Dawn). I use an ultrasonic cleaner. If you don't have one soak the coins then use a q-tip to remove debris without rubbing.