The 1987 Topps Barry Bonds #320 is valued at $3.24 raw, $47.05 in PSA 9, $1,250 in PSA 10 as of November 3, 2026. Its market value is up 8.0% over the last 30 days, from $3.00 to $3.24. Across the 89 days we have tracked it, it has ranged from $2.23 to $4.00, and it currently sits 19% below that high. With 4,217 recorded sales, it ranks in the top 10% of baseball cards we track by trading volume.
On current values, a PSA 9 ($47.05) is worth $18.81 more than a raw copy plus a $25.00 grading fee, and a PSA 10 ($1,250, 385.8× raw) is worth $1,222 more. The cheapest PSA 10 copy we matched on eBay when we last checked on November 2, 2026 was $500, 60% under our PSA 10 market value of $1,250.
About $3.24 raw, $47.05 in PSA 9, $1,250 in PSA 10, based on our market values as of November 3, 2026. Its market value is up 8.0% over the last 30 days, from $3.00 to $3.24.
On current values, a PSA 9 ($47.05) is worth $18.81 more than a raw copy plus a $25.00 grading fee, and a PSA 10 ($1,250, 385.8× raw) is worth $1,222 more. 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 November 2, 2026 was $500, 60% under our PSA 10 market value of $1,250.