The last Morgan dollar was struck in 1921. The dates 1922 & 1923 are Peace dollars and both have the same values of $16.00-$19.00 for circulated coins.
The last Morgan dollars were minted in 1921. The Peace design was introduced in December of that year, so any silver $1 coin dated 1922 would be a Peace dollar, just as it says on the coin's back side. The last Morgan silver dollars were minted in 1921. Your coin is called a Peace dollar. A 1922 peace dollar that was made at Philadelphia in circulated condition is worth an average of $25. This reflects the silver content. If it shows significant wear it won't be worth much more than that. If it is uncirculated they are worth up to $900 depending on quality.
Current average retail value is $25.00 in VF-20.
1922 is such a common date for silver dollars that the value is only for the silver content. With current silver prices, a '22 Peace dollar is worth about $21. To sell one, either take it to a coin dealer, or post it on eBay.
1922 dollars were struck only at Philadelphia (no mint mark), Denver (D) and San Francisco (S). All are worth about $15. The U.S. has never had a "K" mint mark. My guess is that you're seeing the designer's monogram or some other marking.
It can't be a Morgan dollar because the last coins with that design were minted in 1921 It can't be from Carson City because that mint closed in 1893. Please check again and post a revised question.
1922 would be a Peace dollar, not Morgan. The '21 Morgan and '22 Peace are the two most common silver dollars that exists. At present, each is worth about $21.
They stopped making Morgan dollars in 1921.
1922 is an extremely common date for silver dollars. At present, one is worth about $21 for the silver.
The last Morgan dollars were minted in November 1921. All 1922 silver dollars carry the famous Peace design. Please see the Related Question for details.
1922 is a very common date for silver dollars. At present, they're worth around $23 each.
1922 is the most common date for Peace dollars, currently worth about $25 for the silver.
The last Morgan dollars were minted in 1921. The Peace design was introduced in December of that year, so any silver $1 coin dated 1922 would be a Peace dollar, just as it says on the coin's back side. The last Morgan silver dollars were minted in 1921. Your coin is called a Peace dollar. A 1922 peace dollar that was made at Philadelphia in circulated condition is worth an average of $25. This reflects the silver content. If it shows significant wear it won't be worth much more than that. If it is uncirculated they are worth up to $900 depending on quality.
1922 is one of the most common dates for silver dollars. As of November 2012, it's worth around $26.
The last year for Morgans was 1921. Peace dollars were introduced at the very end of that year.
1922 is by far the most common date for Peace silver dollars. As of 15 April 2013, one is worth about $19 for the silver.
1921 was the last year for Morgans, so 1922 is a Peace dollar. It's worth about $27.
The Morgan series ended in 1921. Your coin is a Peace dollar. In any case, both Morgan and Peace dollars contain .77344 oz of pure silver.