AboutMyCoin1951 Washington Quarter (No Mint Mark) in MS67
A 1951 Washington quarter with no mint mark graded MS67 is that coin in one particular state of preservation — the date and the mint mark are already fixed, and MS67 is what a grader called the surface that survived. What that looks like on this coin is below. Where the grade sits against the rungs either side of it, and every way it is written on a slab, are in the table below.
What MS67 means
A 1951 Washington quarter with no mint mark in Mint State (MS-67) is as good as the issue is known to come: no wear, lustre that is complete and undisturbed, and marks so small that finding them is the work rather than counting them. On a common date this is usually the only grade worth a large sum, because a coin anybody can buy for pennies in every other grade is one almost nobody kept this well.
A slab, a dealer’s list or a price guide may write this grade MS-67. They are the same grade and the same 1951 Washington quarter with no mint mark.
Where this grade sits
The grades a 1951 Washington quarter with no mint mark is given run from PO1 to MS70. One step up from MS67 is Mint State (MS-68). In general terms, the higher the grade the more the coin is worth.
How to check this yourself
Sold listings, not asking prices. The link below is already filtered to completed sales of a 1951 Washington quarter with no mint mark in MS67, which is the difference between what somebody paid and what somebody hoped for. Until this site has a researched figure for this grade, that search is the answer — take the middle of several recent sales rather than the highest.
Completed sales of a 1951 Washington Quarter (No Mint Mark) in MS67 →
The metal floor under it
$11.64
0.1808 troy oz silver × $64.38 per troy ounce
$64.38/ozt, based on spot prices at 23 September 2026 19:59 UTC
Whatever the market does, a 1951 Washington quarter with no mint mark cannot be worth less than the metal in it. That figure is what the premium for MS67 is measured against, and it moves with the metal price rather than with the coin market.
Not an appraisal. AboutMyCoin estimates from published specifications and does not authenticate or grade coins.
1951 Washington Quarter (No Mint Mark): every grade, the metal and the specification →