somewhere around $200
$680 to $27,500 depending upon the mint mark and the condition of the coin.
it depends on how old it is.
It depends. An older gold coin is worth more as a coin if it is in mint condition. That means it looks perfect. It was never used. If it is worn or damaged, it might be worth more for its weight in gold.
depending on condition, about $300
You need to provide a denomination, an estimate of condition and a mint-mark (if any) for us to accurately evaluate your coin.
From about $1300 to $75,000 depending upon the mint mark and the condition of the coin.
If the coin is a Lincoln cent dated 1964 it may look like gold or have been gold plated but the US Mint has never made a gold one cent coin.
This coin is worth at least $1000 but can be worth a lot more depending on its condition.More:According to USA Coin Book, the 1855 Coronet Head $20 Gold Double Eagle was minted in Philadelphia, New Orleans and San Francisco. Here are the values below: Philadelphia (no mint mark): In very fine condition, this coin is worth about $1,400 up to about $9,750 in MS60 mint condition. In MS63 choice uncirculated grade, this coin is worth about $56,200.New Orleans (small "O" mint mark): In very fine condition, this coin is worth about $5,830 up to about $93,730 in MS60 mint condition. It is nearly unheard of to find coins in a higher grade but they would be worth an extremely large amount of money.San Francisco (small "S" mint mark): In very fine condition, this coin is worth about $1,400 up to about $6,930 in MS60 mint condition. In MS63 choice uncirculated grade, this coin is worth about $17,230.As of 10/2010, the gold content value of this coin is about $1,300.
depending on condition and mint its value is between 450$ - 1100$ based on my coin guide
Depending on date, mint mark, condition, and type, anywhere from $275 to $750,000.
The value of gold dollars depends upon the year of mintage, which mint facility struck the coin and the condition of the coin. Please examine the coin again and post a new question containing this information.
According to USA Coin Book, the type of coin minted in 1878 is the Coronet Head $20 Gold Double Eagle. It was minted in Philadelphia, Carson City and San Francisco.Philadelphia (no mint mark): In very fine condition, this coin is worth about $1,340 up to about $1,675 in MS60 mint condition. In MS63 choice uncirculated grade, this coin is worth about $11,060. Proof coins were also made here and are worth about $37,800 in PR63 choice proof grade.Carson City (small "CC" mint mark): In very fine condition, this coin is worth about $2,600 up to about $31,000 in MS60 mint condition. Not many coins are known to be in better condition but would be worth an extremely large amount of money!San Francisco (small "S" mint mark): In very fine condition, this coin is worth about $1,340 up to about $1,840 in MS60 mint condition. In MS63 choice uncirculated grade, this coin is worth about $18,630.The gold content value of this coin is currently about $1,300 as of 10/2010.