Grading Standards: Professional coin grading can significantly impact value. Look for reputable grading agencies like NGC or PCGS.
Key Dates: While 1960 is generally common, certain mint mark and date combinations can be rarer and more valuable.
Errors and Varieties: Quarters with minting errors or unique die varieties can fetch higher prices from collectors.
Market Demand: Coin values can fluctuate with market demand. Stay updated with collector trends and numismatic news.
Auction Records: Research recent auction records to gauge the potential value of your 1960 Washington Quarter.
Historical Significance: Consider the historical context of 1960. This can add an extra layer of appeal to your coin.
Collectors' Community: Engage with fellow collectors online or at events. Their insights can provide valuable guidance on assessing your coin's value.