Assuming you're using the term "mint" to refer to its condition, as of 11/2008 the range of retail values in above-average conditions are:
> No mint mark: $320 in VF20, $500 in XF40, $1350 in AU50, and $3400 in MS60.
> D mint mark: $1280 / $2500 / $5750 / $16000
> C mint mark: $1690 / $3000 / $5800 / $2500
> O mint mark: $525 / $910 / $1740 / $9700
A Double Eagle is a $20.00 gold coin not a half dollar. Please look at the coin again and post a new question
Eisenhower is on the front of the coin, the eagle is on the reverse that's why it's called a Eisenhower dollar. The 1977 coin has no silver regardless of mintmark and is likely only face value especially if it's from a bank or found in circulation.
The woman is Susan B. Anthony, and the coin is still worth one dollar.
Sorry NO US one dollar coins dated 1830
You have in your possession a 1897 Coronet Head $5 Half Eagle - if this coin is in fine condition (F12), its value is: $250.
Value is about $18.00
A Double Eagle is a $20.00 gold coin not a half dollar. Please look at the coin again and post a new question
It's a 2000 one-ounce Silver Eagle bullion coin and as of today is about $18.00
$3000.00
The value of a Silver Eagle coins is determined by the spot price of silver which right now is $29.23 which would be what your coin is worth, with perhaps another dollar added depending on condition for the coin itself.
Usually these have the dollar value on the eagle side, on the bottom, and it will say FIVE D or TEN D.
Eisenhower is on the front of the coin, the eagle is on the reverse that's why it's called a Eisenhower dollar. The 1977 coin has no silver regardless of mintmark and is likely only face value especially if it's from a bank or found in circulation.
The approximate value of your coin according to Numismatic News Coin Market Monthly Price Guide for March 2007: 1990 Silver Eagle = $18.00
The woman is Susan B. Anthony, and the coin is still worth one dollar.
Sorry NO US one dollar coins dated 1830
You have in your possession a 1897 Coronet Head $5 Half Eagle - if this coin is in fine condition (F12), its value is: $250.
The 5 Dollar American Eagle coin regardless of date is a 1/10th oz Gold Bullion coin and as I type this the value is $108.10 The value of any gold bullion coin follows the spot price of gold.