Mint marks are on the back of the coins, it's under the wreath on $1 coins and the eagle on $2.50 & $5.00 coins.
If you mean an 1853 $1 gold coin value can be $125.00 to $270.00 for a circulated coin. And more than $300.00 for uncirculated coins.
The U.S. does not issue "Tallar" coins.
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The Actual Gold Weight (AGW) of this coin is .04837oz of pure gold.
The U.S. does not issue "Tallar" coins. But if you're asking about a 1 dollar gold coin, just type in 1853 U.S. Gold Dollar in your search box and click on images. This will bring up pictures of the coin.
The 1853 one dollar gold coin, known as the "Type 1" or "Liberty Head" gold dollar, contains approximately 1.67 grams (0.04837 troy ounces) of gold. The coin has a total weight of 1.672 grams and is composed of 90% gold and 10% copper. This composition reflects the standard for U.S. gold coins during that era.
Melt value is $62.62
The 1853 one dollar gold coin, also known as the Liberty Head design, has a diameter of approximately 13 millimeters (0.51 inches) and weighs about 1.672 grams. This coin is composed of 90% gold and 10% copper, making it part of the United States' historical gold coinage. Its small size and gold content make it a notable collectible among numismatists.
The 1853-D Quarter Eagle is the most common date from the Dahlonega Mint and is very desirable as a type coin by collectors.
If the coin grades from VF-20 to AU-50 the value is $200.00-$250.00
The Philadelphia issue of the 1853 Liberty Head $1 gold coin is the highest mintage and most common date of the entire series of US one dollar gold coins. Retail values of circulated coins are $126.00-$270.00 and Mint State examples are $280.00-$340.00.
there is a gold coin in the fountain with the planets on the plate