Current market value is $38.75 retail for this Morgan dollar
A average circulated Morgan Dollar dated 1892 retails at $17.00-$36.00 depending n the grade
A U.S. silver dollar dated 1892 would be a Morgan dollar. Your description of the reverse as "180 grades" means nothing in numismatic terms. Please post new question.
Retail values of and average circulated Morgan Dollar dated 1892 retails at $17.00-$36.00 depending on the grade. Better coins with medium to light run $55.00-$96.00 Mint state coins are $150.00
Twenty dollars in the year 1892 was worth 1,475 dollars. This was a rare bill.
1892 Liberty silver dollar mint mark in on the reverse just above and between the D and O in Dollar at the bottom of the coin. Mine is marked with an S.
It is worth about one dollar.
The weight of the U.S. silver half dollar has changed over the course of it's history. In 1794 the silver half dollar weighed 13.48 grams and was 89.24 % silver. Then in 1836 the silver half dollar weight was changed to 13.36 grams and was 90% silver. In 1892 the silver half dollar weight was again changed to 12.50 grams which was the weight used until the final 90% silver half dollar struck for circulation was issued in 1964.
There's no such thing as a gold silver dollar. Dollar coins were made of gold (1854-1889) or silver (1794-1935) but the 2 metals were never mixed. Most likely you have a silver dollar coin that was plated. Unfortunately being plated reduces its value to that of the raw metal in it, about $10 as of 06/2009.
The 1892-O half dollar is one of the more valuable half dollars. It's worth at least $200 and upwards of almost $800 depending on condition.
The coin needs a grade for an accurate value but circulated coins have retail prices of $130.00-$960.00 depending on what grade the coin falls into. Mint state coins sell for well over $1,000.00
In 1885 the Philadelphia Mint struck 17,787,000 coins for general circulation and 930 Proof coins.
Circulated coins are valued at $650.00-$770.00 Mint state coins are $840.00