The 1975 Topps George Brett #228 is valued at $65.00 raw, $10,895 in PSA 9, $38,240 in PSA 10 as of November 4, 2026. Its market value is down 24.6% over the last 30 days, from $86.25 to $65.00. Across the 89 days we have tracked it, it has ranged from $50.50 to $93.88, and it currently sits 31% below that high. With 1,434 recorded sales, it ranks #82 of 500 baseball cards we track by trading volume.
On current values, a PSA 9 ($10,895) is worth $10,805 more than a raw copy plus a $25.00 grading fee, and a PSA 10 ($38,240, 588.3× raw) is worth $38,150 more. The cheapest Raw copy we matched on eBay when we last checked on November 4, 2026 was $39.99, 38% under our Raw market value of $65.00.
About $65.00 raw, $10,895 in PSA 9, $38,240 in PSA 10, based on our market values as of November 4, 2026. Its market value is down 24.6% over the last 30 days, from $86.25 to $65.00.
On current values, a PSA 9 ($10,895) is worth $10,805 more than a raw copy plus a $25.00 grading fee, and a PSA 10 ($38,240, 588.3× raw) is worth $38,150 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 $39.99, 38% under our Raw market value of $65.00.