Computer Error #16 — PSA 10
Wizards Black Star Promos · 1999
PSA 10 value
$150
PSA's estimate
PSA 9
$39.65
PriceCharting, 2026-10-09
Ungraded
$6.94
PriceCharting, 2026-10-09
Value by grade
| Grade | PSA population | Value | × ungraded | Source |
|---|---|---|---|---|
| PSA 10 | — | $150 | 21.6× | PSA's estimate |
| PSA 9 | — | $39.65 | 5.7× | PriceCharting, 2026-10-09 |
| Ungraded | — | $6.94 | 1.0× | PriceCharting, 2026-10-09 |
Recent PSA 10 sales
| Date | Price |
|---|---|
| 2026-07-27 | $205 |
| 2026-07-15 | $150 |
| 2026-06-15 | $144 |
| 2026-06-11 | $170 |
| 2026-06-06 | $150 |
| 2026-05-29 | $170 |
| 2026-05-22 | $153 |
| 2026-05-22 | $144 |
| 2026-04-29 | $140 |
| 2026-04-24 | $129 |
Recorded sales of this slab grade, as last read from PriceCharting.
Is it worth grading?
Grading pays off only if the chance of a 10 is high enough to cover the fee and the risk of a 9. Set your own numbers; the prices are filled in from this page.
