Koffing #51 PSA 10

Koffing #51 PSA 10 Price

$124.66

Pop 10: 54Gem rate: 37.8%Premium: 137.0x rawPSA 9: $30.39
Sales-based, updated weekly

PSA 10 price history

$276.33$35.00Mar '21May '23Jul '25Jul '26Aug '26
Low $35.00 · High $276.33 233.7% over this range

Every grade, priced

GradeMarket valuePSA population
PSA 10 (Gem Mint)$124.6654
Grade 9.5$33.00
PSA 9 (Mint)$30.3961
Grade 8$19.2718
Grade 7$11.834
BGS 10$162.00
CGC 10$35.00
Raw (ungraded)$0.91

PSA has graded 143 copies of Koffing #51 in total37.8% 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 $124.66 in PSA 10 Gem Mint, based on graded sales data updated weekly. A raw copy trades around $0.91 — the PSA 10 carries a 137.0x 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 $124.66 against $30.39 for a PSA 9 — a 4.1x gap. That gap is why centering and surface checks before submitting matter more than anything else.