All coins are graded on a scale of 1 to 70, 1 being the worst condition and 70 being the highest. So the mint state for a Peace dollar is considered and where from MS60 to MS70. MS is the abbreviation of mint state.
The 1926 Peace Dollar was minted in three locations: Denver ('D'), San Francisco ('S'), and Philadelphia (no mint mark). The 'S' coin, as its mint state condition improves, carries the highest value. If a Peace dollar has a mint mark, it's located on the reverse side between the word ONE and the eagle's tail feathers.
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There is no mint mark on the 1921 Peace dollar because they were all minted in Philadelphia and thus carry no mint mark.
A 1922-D Peace Dollar in very good condition (VG8) is worth: $20; if its mint state is MS60, its value increases to: $35.00
The 1922 Peace dollar is so common, circulated examples are only $16.00 to $19.00 retail. Mint State examples run from $25.00-$35.00
$22 to $75,000 depending upon the mint mark and the condition of the coin.
8-25-11>>> Typical Mint State examples run from $41.00-$45.00
You need to know the date, condition, and mint mark to establish a value. See the link below for a online price guide. Most Peace dollars are worth about $28 in fine condition unless you have the 1928 from the Philadelphia mint and that one is worth between $110 - $180 depending on condition.
The date and mint mark are on the edge of the coin. They are worth about $10 in upper grade uncirculated condition.
If it is a Mint State coin, maybe as much as $25.00 or more depending on grade.
1922 is the most common year for Peace dollars, Mint State coins in the grade range of MS-60 to MS-63 are $22.00-$33.00 retail.
This is a Peace dollar. The mintmark for Peace dollars is located on the back to the left of the eagles wingtip. Keep in mind it may be blank if it was made at the Philadelphia mint.