Koga's Grimer #78 PSA 10 Price
$56.86
PSA 10 price history
Every grade, priced
| Grade | Market value | PSA population |
|---|---|---|
| PSA 10 (Gem Mint) | $56.86 | 20 |
| Grade 9.5 | $17.00 | — |
| PSA 9 (Mint) | $15.45 | 20 |
| Grade 8 | $12.48 | 9 |
| Grade 7 | $4.31 | 4 |
| BGS 10 | $74.00 | — |
| CGC 10 | $16.27 | — |
| Raw (ungraded) | $1.19 | — |
PSA has graded 59 copies of Koga's Grimer #78 in total — 33.9% 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.
Koga's Grimer PSA 10 FAQ
How much is Koga's Grimer worth in PSA 10?
Koga's Grimer #78 from Gym Challenge is currently worth $56.86 in PSA 10 Gem Mint, based on graded sales data updated weekly. A raw copy trades around $1.19 — the PSA 10 carries a 47.8x premium.
How many PSA 10 copies of Koga's Grimer exist?
PSA has graded 59 copies, and 20 earned the Gem Mint 10 label — a 33.9% gem rate. Population grows over time as new copies are submitted.
Is Koga's Grimer 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 33.9%. The live grading expected value is computed on the main card page.
PSA 10 vs PSA 9 — how big is the difference for Koga's Grimer?
A PSA 10 is worth $56.86 against $15.45 for a PSA 9 — a 3.7x gap. That gap is why centering and surface checks before submitting matter more than anything else.