If it is really an 1830 "dollar" and says Morgan AND the motto is spelled E Pluribus Enum you have a very bad fake:
1. The U.S. didn't mint any dollars for circulation from 1804 to 1835 inclusive.
2. The first Morgan dollars were minted in 1878. G.T. Morgan wasn't even born until 1845.
3. The motto is spelled E Pluribus Unum
If the coin is a real Morgan or Peace dollar. The value is just for the silver, about $20.00.
The coin is a 1889 MORGAN dollar. The motto E PLURIBUS UNUM is on all the Morgan dollars. Assuming it's circulated with no mintmarks, the coin is common with values from $32.00 to $44.00.
The 1896 Morgan dollar is common, circulated coins have retail values of $23.00 to $36.00
value of an 1890 E Pluribus umun silver dollar
The coin is a 1886 MORGAN dollar, the motto E PLURIBUS UNUM is on all the Morgans. Assuming it's circulated with no mintmarks the coin is common with values from $38.00 to $44.00.
If the coin is a real Morgan or Peace dollar. The value is just for the silver, about $20.00.
The coin is a 1889 MORGAN dollar. The motto E PLURIBUS UNUM is on all the Morgan dollars. Assuming it's circulated with no mintmarks, the coin is common with values from $32.00 to $44.00.
No such thing as a E-PLURIBUS-UNUM coin of any kind. The coin is a MORGAN dollar, the motto E PLURIBUS UNUM is on all the Morgans from 1878 to 1904 and 1921. Post new question with a DATE.
The 1896 Morgan dollar is common, circulated coins have retail values of $23.00 to $36.00
value of an 1890 E Pluribus umun silver dollar
The coin is a 1886 MORGAN dollar, the motto E PLURIBUS UNUM is on all the Morgans. Assuming it's circulated with no mintmarks the coin is common with values from $38.00 to $44.00.
From your description the coin is a 1921 Morgan dollar and it's the most common of all Morgan dollars. Values are $16.00-$19.00 retail depending on the condition of the coin.
A silver dollar with the national motto E PLURIBUS UNUM on it dated 1880 is actually called a MORGAN dollar, most all US coins have this motto somewhere on the coin. It's a very commoncoin with a retail value of $36.00-$42.00
The 1881-O Morgan Dollar is common, average retail value is $25.00-$35.00 for a example in circulated condition
The coin is a Morgan (NOT E-PLURIBUS-UNUM) dollar, the date 1881 is very common. Assuming it's circulated, retail values are $30.00-$38.00 depending on the actual grade of the coin.
From your description the coin is a 1921 Morgan dollar and it's the most common of all Morgan dollars. Values are $16.00-$19.00 retail depending on the condition of the coin.
E-PLURIBUS-UNUM is NOT a type of silver dollar, it is the national motto that is on most coins. The coin is a Morgan dollar with a value in the $28.00-$30.00 range.