History of South America

What is the value of an 1880-S MS65 US silver dollar?

An 1880-S Morgan silver dollar graded MS65 can be worth anywhere between $1,500 and $2,500, depending on the market and the specific details of the coin. The actual value may vary and is subject to fluctuations. It's always a good idea to consult a reputable coin dealer or numismatic expert for the most accurate and up-to-date pricing information.