Colress's Experiment #GG59 PSA 10 Price
$45.95
PSA 10 price history
Every grade, priced
| Grade | Market value | PSA population |
|---|---|---|
| PSA 10 (Gem Mint) | $45.95 | 457 |
| Grade 9.5 | $15.00 | — |
| PSA 9 (Mint) | $14.00 | 282 |
| Grade 8 | $10.52 | 70 |
| Grade 7 | $7.00 | 17 |
| BGS 10 | $60.00 | — |
| CGC 10 | $15.00 | — |
| Raw (ungraded) | $3.29 | — |
PSA has graded 830 copies of Colress's Experiment #GG59 in total — 55.1% came back Gem Mint. Full cross-company population lives on the card page.
Thinking of grading your copy?
The math is on the card page: live grading expected value from this card's real gem rate and PSA prices, minus fees. And before you submit anything, the grading guide covers the self-checks that separate 10 candidates from expensive 9s.
Colress's Experiment PSA 10 FAQ
How much is Colress's Experiment worth in PSA 10?
Colress's Experiment #GG59 from Crown Zenith Galarian Gallery is currently worth $45.95 in PSA 10 Gem Mint, based on graded sales data updated weekly. A raw copy trades around $3.29 — the PSA 10 carries a 14.0x premium.
How many PSA 10 copies of Colress's Experiment exist?
PSA has graded 830 copies, and 457 earned the Gem Mint 10 label — a 55.1% gem rate. Population grows over time as new copies are submitted.
Is Colress's Experiment worth grading?
Run the math, not the hope: grading costs roughly $20-25 per card, so a submission pays when the PSA 10 price times your realistic gem chance beats the raw price plus fees. This card gems at about 55.1%. The live grading expected value is computed on the main card page.
PSA 10 vs PSA 9 — how big is the difference for Colress's Experiment?
A PSA 10 is worth $45.95 against $14.00 for a PSA 9 — a 3.3x gap. That gap is why centering and surface checks before submitting matter more than anything else.