You need to provide us a date and mintmark for us to accurately evaluate your coin. The values differ dramatically depending on if you have a rare or common date.
what is the value of a 1924 St. Gaudens Double Eagle gold coin
If you are in possession of a 1924 Saint-Gaudens $20 Double Eagle gold coin, its value in extra-fine condition (EF-40) is: $1225.00.
Current retail value for a certified 1908 Half Eagle is about $5,000.00 in MS-64
assuming you are referring to the $20 coin, it was called a Saint Gaudens
Unfortunately, the US mint did not product any St Gaudens gold coins in 1906. Production first began in 1907. View the link below to see a list of every year the St Gaudens Gold "Double Eagle" was produced and how much each of those coins are worth based on their condition.
The current value for a 1924 St Gaudens MS64 that is properly graded (NGC certified) would be $1250 wholesale and would retail for $1550. This presumes a problem free coin i.e., no heavy copper spotting or other detracting issues.
what is the value of a 1924 St. Gaudens Double Eagle gold coin
There is 0.9675 Troy ounces of pure gold in a $20 St. Gaudens.
If you are in possession of a 1924 Saint-Gaudens $20 Double Eagle gold coin, its value in extra-fine condition (EF-40) is: $1225.00.
A 1924 Saint-Gaudens $20 gold coin weighs 33.436 grams and of that weight, gold comprises 30.092 grams.
This is NOT a real coin. It's a reproduction that has no numismatic collectible value. It's value is just what someone will pay for it.
Current retail value for a certified 1908 Half Eagle is about $5,000.00 in MS-64
Break it out of the slab and have it graded by a reputable service. It probably does not deserve an MS64 and may not even make MS60.
Value is for the gold only.
assuming you are referring to the $20 coin, it was called a Saint Gaudens
According to the site CoinFacts.com, the nominal weight of an uncirculated St. Gaudens $20 coin is 33.4 grams.
As of 9-2-11 Average market value for a certified MS-63 1924 Saint is $2,460.00. This coin is the second most common of the series.