Cloyster #91 PSA 10

Cloyster #91 PSA 10 Price

$30.81

Pop 10: 3Gem rate: 100%Premium: 154.0x rawPSA 9: $10.37
Sales-based, updated weekly

PSA 10 price history

$35.43$28.75Sep '23Dec '25Jul '26Aug '26Sep '26
Low $28.75 · High $35.43▼ 11.9% over this range

Every grade, priced

GradeMarket valuePSA population
PSA 10 (Gem Mint)$30.813
Grade 9.5$11.00—
PSA 9 (Mint)$10.370
BGS 10$40.00—
CGC 10$18.00—
Raw (ungraded)$0.20—

PSA has graded 3 copies of Cloyster #91 in total — 100% 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

Cloyster PSA 10 FAQ

How much is Cloyster worth in PSA 10?

Cloyster #91 from 151 is currently worth $30.81 in PSA 10 Gem Mint, based on graded sales data updated weekly. A raw copy trades around $0.20 — the PSA 10 carries a 154.0x premium.

How many PSA 10 copies of Cloyster exist?

PSA has graded 3 copies, and 3 earned the Gem Mint 10 label — a 100% gem rate. Population grows over time as new copies are submitted.

Is Cloyster 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 100%. The live grading expected value is computed on the main card page.

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

A PSA 10 is worth $30.81 against $10.37 for a PSA 9 — a 3.0x gap. That gap is why centering and surface checks before submitting matter more than anything else.