The 1948 Washington Quarter is a prized piece for collectors, minted in the post-WWII era.
Composed of 90% silver and 10% copper, it has intrinsic and historical value.
Mint marks 'D' for Denver, 'S' for San Francisco, and no mark for Philadelphia.
Value varies with condition: 'Good' can fetch $6, 'Fine' around $7, 'Extremely Fine' $8.
Uncirculated quarters can be worth $30 or more, depending on the mint mark.
Key rarity: the 'S' mint mark with high grades, commanding premium prices.
Check for Full Head detail - a feature that significantly increases the coin's value.
1948 quarters with errors, like double die, are highly sought after by numismatists.
Protect your coin's condition; store it properly to preserve its value over time.
Consult a professional for grading or before making any significant investment.