Assuming the coin is circulated, current retail value is $33.00-$40.00 depending on how much wear the coin shows. The 1880-S Morgan is a common date.
A 1880-S Morgan Silver Dollar that is in a mint state of MS67 is worth: $ 450.00.
Currently a 1880 S Morgan silver dollar in MS65 uncirculated condition is worth $156.
In MS60 Grade uncirculated, a 1880 S Morgan Silver Dollar is worth about $52. In MS65 Brilliant Uncirculated, it is worth over $330.
1883-S $30 to $250,000, 1880-O $27 to $70,000, 1921-O does not exist.
Currently as of April 2012 a 1880 Morgan silver dollar in MS63 uncirculated condition is worth around 63 dollars.
August 29, 2009 The more common 1880-CC dollar in MS65 grade has a value of $1625. The less common Proof-like 1880-CC dollar in MS65 grade has a value of $1900. The scarce Deep Mirror Proof-like {DMPL} 1880-CC dollar in MS65 grade has a value of $11,000.
$27 to $1300 depending upon the condition of the coin.
1880 minted S
If you mean a 1880 Carson City Morgan dollar? circulated examples run from $100.00-$300.00
Please see
what was the value of a dollar in the 1960's
1880-series US $2 bills were issued as United States Notes rather than silver certificates. Please see the question "What is the value of an 1880 US 2 dollar bill?" for more information.