The first $1 silver certificates were issued in 1886. Anything dated 1819 is a fantasy piece or an intentional fake.
Please look at the coin again, no U.S. one dollar coins are dated 1819.
The Aloha Dollar was a tourist souvenir piece. The value for a 1758-1819 Aloha Dollar is $5 to $35 depending on condition.
The U.S. did not mint any $1 coins for circulation from 1804 to 1835 inclusive. If you have a "dollar" dated 1819 it's either a privately-minted piece, a fantasy piece, or a counterfeit. Please check again and post a new question with the corrected date and/or denomination, and a more complete description.
35 to 40 dollars
The U.S. did not mint any silver dollars for circulation from 1804 to 1835 inclusive. Please check your coin again. If it's a different denomination please post a new question. If it in fact says "one dollar", you have either a fantasy piece or one of the many counterfeits that have flooded the market in the last 20 years or so.
What country? What denomination? Please post a new question with enough details to ID the coin.
The US Mint did produce any dimes in 1819.
Led to the establishment of the US dollar.
Check your date again. These coins were not made in 1819.
Sorry, you need to look at the coin again, no US dimes exist dated 1819.
August 2, 2009 The values of the 1819 half dollar are shown in the following list: Circulated Grades.............1819 G4......................................$65 VF30..................................$130 EF40..................................$200 AU55.................................$950 Uncirculated Grades MS60................................$1700 MS63................................$3000 MS64................................$7500 MS65................................$18,500
$30.00 on eBay