The 2023 Panini Mosaic Victor Wembanyama Green #257 is valued at $30.39 raw, $64.71 in PSA 9, $247 in PSA 10 as of November 3, 2026. Its market value is up 7.7% over the last 30 days, from $28.21 to $30.39. Across the 88 days we have tracked it, it has ranged from $7.25 to $30.39. With 196 recorded sales, it ranks #317 of 500 basketball cards we track by trading volume.
On current values, a PSA 9 ($64.71) is worth $9.32 more than a raw copy plus a $25.00 grading fee, and a PSA 10 ($247, 8.1× raw) is worth $191 more. The cheapest Raw copy we matched on eBay when we last checked on November 3, 2026 was $14.99, 51% under our Raw market value of $30.39.
About $30.39 raw, $64.71 in PSA 9, $247 in PSA 10, based on our market values as of November 3, 2026. Its market value is up 7.7% over the last 30 days, from $28.21 to $30.39.
On current values, a PSA 9 ($64.71) is worth $9.32 more than a raw copy plus a $25.00 grading fee, and a PSA 10 ($247, 8.1× raw) is worth $191 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 3, 2026 was $14.99, 51% under our Raw market value of $30.39.