That's because someone ground it off with an abrasive surface. Only they can tell you why... to prepare for jewelry? For fun and profit?
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M
Marc's Expert Appraisal
ANA-Certified Numismatist · Hudson Valley Numismatics
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This is a Russian Medal. Thanks for your assistance
The market for medals is weak these days. I would price it at $25. I’m still re-i’m still researching what it’s commemorating.
1896-S Silver Dollar
$90 retail in fine. I don't see many of these, perhaps they melted some down.