4-16-11>> A 1900-O Morgan dollar is common, circulated coins are $33.00-$40.00, typical Mint State coins are $50.00-$60.00.
The 1900 Morgan dollars issued from the New Orleans Mint are known to have medium size mintmarks. This is not a recognized variety. The 1900-O Morgan is considered common. AU grade coins currently have values of $35.00-$40.00.
$16 to $20 depending on how worn it is.
This coin in circulated condition is worth an average of $27. This coin in uncirculated condition is worth around $185 depending on quality. This is not a rare date for Morgan dollars.
August 21, 2009 The 1886-O Morgan Dollar in AU53 grade has a value of about $90.
The 1900 Philadelphia issue Morgan is a common coin, average retail values for circulated coins is $23.00 to $32.00. Mint State coins are $35.00 and higher depending on the grade.
The O means it was struck in New Orleans, value runs from $20.00 to $30.00 in circulated condition.
Please look at the coin again and post new question. With the date of 1839 it can't be a Morgan dollar. The Morgan dollar was first issued in 1878.
Numismedia shows an 1881-O deep mirror proof-like Morgan retailing for about $88.
The 1881-O (New Orleans) Morgan is common, retail values are $17.00-$26.00 for circulated examples.
The 1885-O Morgan dollar is common, in general values are $32.00-$38.00 depending on grade.
The mint mark "O" refers to the New Orleans mint set up to provide relief to the other mints back in that time. These coins are typically more sought after and carry a bit more value. This coin is a Morgan Dollar.
Circulated coins are valued at $17.00-$26.00, the 1884-O Morgan is common.