The 1991 Topps Ken Griffey Jr. #790 is valued at $1.53 raw, $18.93 in PSA 9, $212 in PSA 10 as of October 13, 2026. Its market value is up 7.0% over the last 29 days, from $1.43 to $1.53. Across the 89 days we have tracked it, it has ranged from $1.34 to $1.92, and it currently sits 20% below that high. With 475 recorded sales, it ranks #196 of 500 baseball cards we track by trading volume.
On current values, a PSA 9 ($18.93) is worth $7.60 less than a raw copy plus a $25.00 grading fee, while a PSA 10 ($212, 138.2× raw) is worth $185 more, so the difference comes down to the grade. The cheapest PSA 10 copy we matched on eBay when we last checked on October 13, 2026 was $250, 18% above our PSA 10 market value of $212, so eBay offers no discount on this card right now.
About $1.53 raw, $18.93 in PSA 9, $212 in PSA 10, based on our market values as of October 13, 2026. Its market value is up 7.0% over the last 29 days, from $1.43 to $1.53.
On current values, a PSA 9 ($18.93) is worth $7.60 less than a raw copy plus a $25.00 grading fee, while a PSA 10 ($212, 138.2× raw) is worth $185 more, so the difference comes down to the grade. This ignores gem rate and selling fees, so treat it as a best case.
The cheapest PSA 10 copy we matched on eBay when we last checked on October 13, 2026 was $250, 18% above our PSA 10 market value of $212, so eBay offers no discount on this card right now.