Gold, silver and platinum.
The value of coins depends on various factors such as rarity, condition, and demand. Some of the coins that are often highly valued include rare or historic coins like the 1933 Double Eagle or the 1794 Flowing Hair Silver Dollar. Precious metals dealers like Apmex, JM Bullion, SD Bullion, and BOLD Precious Metals can provide valuable insights and assistance in acquiring these sought-after coins.
The yellow coins are worth 1, the red coins are worth 2, and the blue coins are worth 3.
I don't think it is worth much. You might be offered 3 times the face value at most. Most coins after 1965 are worth less because the silver content in them is different. Coins prior to 1964 are worth about 10 times the face value at most because of the silver content. Many jewelers and companies are buying old coins nowadays. You can easily get a free estimate for your coins.
All proof coins minted since 1980 are worth more than face value. Most error coins which are worth more than face value.
Most collectors want unpolished/uncleaned coins.
The best thing to do is get a copy of "Red Book" a Guide of US coins, it has values for all US one cent coins.
They are bullion coins and are worth only what the metals they are composed of are worth.
How much a Harrah's coin is worth depends on the denomination of the coin and the year it was produced. Most coins from Harrah's are only worth their face value, but older coins from this casino may be collectible and more valuable.
Face value to 3 cents for most coins.
No! Polishing decreases value. Most people figure the more shiny the coin is the more it's worth. In most cases that's true since uncirculated coins are worth more the circulated coins. Usually when amateurs clean coins they don't clean them properly decreasing value.
The silver dollar Constitution coins are worth about $7.00 apiece. The gold $5 Constitution coins are worth about $100.00 apiece.
6-19-11>>> So common most are worth 3 cents up to a dime for circulated coins with uncirculated coins at 25 to 50 cents
Most are worth 3 to 5 cents in circulated condition and uncirculated coins have values of 50 cents to a $1.00