Professor Birch #89 PSA 10 Price
$40.83
PSA 10 price history
Every grade, priced
| Grade | Market value | PSA population |
|---|---|---|
| PSA 10 (Gem Mint) | $40.83 | 5 |
| Grade 9.5 | $10.00 | — |
| PSA 9 (Mint) | $8.65 | 3 |
| Grade 8 | $7.59 | 3 |
| BGS 10 | $53.00 | — |
| CGC 10 | $11.18 | — |
| Raw (ungraded) | $0.45 | — |
PSA has graded 15 copies of Professor Birch #89 in total — 33.3% 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.
Professor Birch PSA 10 FAQ
How much is Professor Birch worth in PSA 10?
Professor Birch #89 from EX Ruby and Sapphire is currently worth $40.83 in PSA 10 Gem Mint, based on graded sales data updated weekly. A raw copy trades around $0.45 — the PSA 10 carries a 90.7x premium.
How many PSA 10 copies of Professor Birch exist?
PSA has graded 15 copies, and 5 earned the Gem Mint 10 label — a 33.3% gem rate. Population grows over time as new copies are submitted.
Is Professor Birch 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 33.3%. The live grading expected value is computed on the main card page.
PSA 10 vs PSA 9 — how big is the difference for Professor Birch?
A PSA 10 is worth $40.83 against $8.65 for a PSA 9 — a 4.7x gap. That gap is why centering and surface checks before submitting matter more than anything else.