Where did you purchase it ?
very much different in 1921, esp. the eagle's breast feathers.
The odd color and poorly centered strike are good reasons not too like it. I think it is a genuine coin, not sure about the MM. If I were going to...
I don't have reference works in front of me, but this was a higher than normal mintage pattern ( may be they made 1,000 instead of 30 of them ? ),...
pretty much a pattern coin
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