The 1990 Topps Frank Thomas Error #414 is valued at $75.16 raw, $740 in PSA 9, $4,963 in PSA 10 as of November 4, 2026. Its market value is down 31.0% over the last 30 days, from $109 to $75.16. Across the 89 days we have tracked it, it has ranged from $2.47 to $109, and it currently sits 31% below that high. With 46 recorded sales, it ranks #463 of 500 baseball cards we track by trading volume.
On current values, a PSA 9 ($740) is worth $640 more than a raw copy plus a $25.00 grading fee, and a PSA 10 ($4,963, 66× raw) is worth $4,863 more. The cheapest Raw copy we matched on eBay when we last checked on November 4, 2026 was $79.99, 6% above our Raw market value of $75.16, so eBay offers no discount on this card right now.
About $75.16 raw, $740 in PSA 9, $4,963 in PSA 10, based on our market values as of November 4, 2026. Its market value is down 31.0% over the last 30 days, from $109 to $75.16.
On current values, a PSA 9 ($740) is worth $640 more than a raw copy plus a $25.00 grading fee, and a PSA 10 ($4,963, 66× raw) is worth $4,863 more. This ignores gem rate and selling fees, so treat it as a best case.
The cheapest Raw copy we matched on eBay when we last checked on November 4, 2026 was $79.99, 6% above our Raw market value of $75.16, so eBay offers no discount on this card right now.