1919 2.5 dollar coin how much is it worth?

the 1919 2.5 dollar coin is probaly a reproduction of the famous Indian head gold u.s. 2.5 dollar coin minted from 1908-1915 then again from 1925-1929 there is no record that i can find of a production run for a u.s. minted 2.5 dollar gold coin in the years 1916 through the end of 1924 only please contact me through eBay google g4keith and mssg me there.