Walter O'Malley Cards
The complete Walter O'Malley checklist: 7 cards — cards spanning 1964–2016, 1 autograph.
Median PSA 10 $39.55
Data updated June 23, 2026.
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baseball
2016
1964
Frequently Asked Questions about Walter O'Malley Cards
Does Walter O'Malley have a rookie card?
No confirmed Walter O'Malley rookie cards are currently in the AgentGrail catalog. The catalog covers 7 Walter O'Malley cards in total. Check back as we continue to add new sets.
What years were Walter O'Malley cards made?
The AgentGrail catalog includes Walter O'Malley cards from 1964 through 2016, totaling 7 cards across all sets and brands. The earliest cards date from 1964 and the most recent are from 2016.
How much is a Walter O'Malley card worth?
Recent eBay comps show Walter O'Malley PSA 10 cards selling for around $39.55 on average. Values vary by year, set, and condition. Always check recent sold listings for current pricing.
Are there Walter O'Malley autograph cards?
Yes. The catalog includes 1 Walter O'Malley autograph card. Autographed cards are typically the most valuable Walter O'Malley cards in a set and can command significant premiums in graded condition.
What sets include Walter O'Malley cards?
Walter O'Malley cards appear in numerous sets, including Panini Diamond Kings, Panini National Treasures, Panini Pantheon, and 2 more. The full checklist on this page lists every set in the AgentGrail catalog.
Where can I buy Walter O'Malley cards?
eBay is the largest marketplace for Walter O'Malley baseball cards, offering both raw and graded (PSA, BGS, SGC) copies. Use the "Find on eBay" buttons on this page to search current listings. For investment-grade copies, look for PSA 10 certified cards.
Answers are grounded in AgentGrail catalog data and recent eBay market comps.
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Compiled by the AgentGrail team · Data refreshed June 23, 2026