The 5 Most Valuable Roy Mahaffey Cards
The most valuable Roy Mahaffey card is the 1936 Diamond Stars Roy Mahaffey #10 at $26.03 as of October 22, 2026.
By Ripbin Research · Updated 2026-10-22 · prices from live market data
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Affiliate — we may earn a commissionThe 5 most valuable Roy Mahaffey cards in the Ripbin catalog (1934–1992) carry a combined raw market value of $87.17, topped by a $26.03 card.
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