The 2021 Topps Heritage Jacob deGrom #99 is valued at $1.50 raw, $11.62 in PSA 9, $32.30 in PSA 10 as of October 12, 2026. Its market value has held steady over the last 16 days, moving +0.0% to $1.50. With 8 recorded sales, it ranks #471 of 500 baseball cards we track by trading volume.
On current values, a PSA 9 ($11.62) is worth $14.88 less than a raw copy plus a $25.00 grading fee, while a PSA 10 ($32.30, 21.5× raw) is worth $5.80 more, so the difference comes down to the grade.
About $1.50 raw, $11.62 in PSA 9, $32.30 in PSA 10, based on our market values as of October 12, 2026. Its market value has held steady over the last 16 days, moving +0.0% to $1.50.
On current values, a PSA 9 ($11.62) is worth $14.88 less than a raw copy plus a $25.00 grading fee, while a PSA 10 ($32.30, 21.5× raw) is worth $5.80 more, so the difference comes down to the grade. This ignores gem rate and selling fees, so treat it as a best case.