1930 Standing Liberty quarter generally values between $20 and $135 in circulated condition, with uncirculated pieces (MS-60 and above) starting around $180 to over $2,000 depending on the, grading, such as MS-65 or higher. The 1930-S mint mark is slightly more common, but both Philadelphia and San Francisco issues command premiums for "Full Head" (FH) strikes, which can reach up to $4,850 or more
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