Koffing #243 PSA 10

Koffing #243 PSA 10 Price

$463.55

Pop 10: 645Gem rate: 30.2%Premium: 12.2x rawPSA 9: $70.02
Sales-based, updated weekly

PSA 10 price history

$471.69$29.50Feb '21Sep '24Jul '26Sep '26Oct '26
Low $29.50 · High $471.69▲ 118.8% over this range

Every grade, priced

GradeMarket valuePSA population
PSA 10 (Gem Mint)$463.55645
Grade 9.5$77.00—
PSA 9 (Mint)$70.021,099
Grade 8$39.95315
Grade 7$24.5653
BGS 10$603.00—
CGC 10$100.43—
Raw (ungraded)$38.07—

PSA has graded 2,137 copies of Koffing #243 in total — 30.2% 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 #243 from Cosmic Eclipse is currently worth $463.55 in PSA 10 Gem Mint, based on graded sales data updated weekly. A raw copy trades around $38.07 — the PSA 10 carries a 12.2x premium.

How many PSA 10 copies of Koffing exist?

PSA has graded 2,137 copies, and 645 earned the Gem Mint 10 label — a 30.2% 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 30.2%. 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 $463.55 against $70.02 for a PSA 9 — a 6.6x gap. That gap is why centering and surface checks before submitting matter more than anything else.