Koffing #51 PSA 10

Koffing #51 PSA 10 Price

$125.00

Pop 10: 54Gem rate: 37.8%Premium: 150.6x rawPSA 9: $32.04
Sales-based, updated weekly

PSA 10 price history

$338.57$35.00Mar '21Apr '24Jul '26Aug '26Sep '26
Low $35.00 · High $338.57▲ 257.8% over this range

Every grade, priced

GradeMarket valuePSA population
PSA 10 (Gem Mint)$125.0054
Grade 9.5$35.00—
PSA 9 (Mint)$32.0461
Grade 8$22.2218
Grade 7$9.504
BGS 10$163.00—
CGC 10$35.00—
Raw (ungraded)$0.83—

PSA has graded 143 copies of Koffing #51 in total — 37.8% 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.

Good to know

Koffing PSA 10 FAQ

How much is Koffing worth in PSA 10?

Koffing #51 from Base is currently worth $125.00 in PSA 10 Gem Mint, based on graded sales data updated weekly. A raw copy trades around $0.83 — the PSA 10 carries a 150.6x premium.

How many PSA 10 copies of Koffing exist?

PSA has graded 143 copies, and 54 earned the Gem Mint 10 label — a 37.8% gem rate. Population grows over time as new copies are submitted.

Is Koffing 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 37.8%. The live grading expected value is computed on the main card page.

PSA 10 vs PSA 9 — how big is the difference for Koffing?

A PSA 10 is worth $125.00 against $32.04 for a PSA 9 — a 3.9x gap. That gap is why centering and surface checks before submitting matter more than anything else.