Cloyster

Mystery of the Fossils · #promo · Uncommon · 1997JPN

All 34 Cloyster cards ranked by value →
$1.73
Market price ▼ 7.5% (30d)
Prices as of Nov 10, 2026
354graded pop
27%gem rate
237.1×PSA 10 vs raw
-42%off ATH $2.96 · Jul 2026
+$104.22EV to grade — worth it
Market data

Price history

Normal▼ 4.4% 7d
Low $0.54Mid $1.56High $4.99

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Graded market

Graded values

PSA 10 report →updated 2026-11-09
Grade 6 est.$1.64
Grade 5 est.$1.38
Grade 4 est.$1.14
Grade 3 est.$0.95
Grade 2 est.$0.78
Grade 1 est.$0.66

Grades 1–6 are estimates modeled from the raw price — PSA/CGC/BGS 7–10 and Ungraded are live tracked market values.

PSA 10 price history$410.17

PSA 10 chart is building — graded values are tracked nightly, a new point appears each day.

Graded population census · updated 2026-09-19

CGC193 graded · 56 gem 10
PSA161 graded · 38 gem 10

Population data from PriceCharting, updated monthly.

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More Cloyster cards all 34 ranked by value →

How much is Cloyster #promo worth?

Cloyster #promo is a Uncommon Japanese card from Mystery of the Fossils (1997) — today it trades at roughly $1.73 ungraded.

Grading changes the math on this one: a PSA 10 is valued around $410.17, roughly 237.1x the raw price, while a PSA 9 sits near $30.00. 193 copies have been graded to date, and 29% of them came back a 10 — worth knowing before you pay grading fees.

These figures come from nightly market-data syncs verified against completed sales. Use the chart above to see the trend before you buy or sell.

Collecting Mystery of the Fossils?Full master set guide — every card, chase list, and completion cost→