Heritage Auctions: Keep an eye on prestigious auction houses like Heritage Auctions – they occasionally feature rare 1990 Washington Quarters.
Error Coins Abound: Search for error coins with misprints or abnormalities, as they can be highly sought after by collectors.
Grading Authority: Get your quarter graded by reputable services like NGC or PCGS to add credibility to its condition.
Market Trends: Stay informed about the current market trends and prices to make the most informed buying and selling decisions.
Collectors' Community: Join online forums and communities to connect with fellow collectors and gain insights into the 1990 Washington Quarter.
Investment Potential: As interest in numismatics grows, the value of the 1990 quarter may appreciate – consider it an investment opportunity.
Historical Appeal: Beyond its monetary value, the 1990 Washington Quarter carries a piece of history that resonates with many collectors.