Tentacruel

Undone Seal · #21/83 · Rare · 2004JPN

$7.00

Market price ▲ 1.7% (1Y)

Prices as of Aug 14, 2026

1st Edition Standard

22graded pop

55%gem rate

0%off ATH $2.41 · Jul 2026

Market data

Printings & price history

1st Edition$7.00

Low $7.00Mid $7.00High $7.00

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Live listings

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Graded market

Graded values

PSA 10 report →updated 2026-08-14

Grade 6 est.$2.29

Grade 5 est.$1.93

Grade 4 est.$1.59

Grade 3 est.$1.33

Grade 2 est.$1.08

Grade 1 est.$0.92

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$20.50

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

Graded population census · updated 2026-08-03

PSA3 graded · 0 gem 10

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CGC2 graded · 1 gem 10

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Population data from PriceCharting, updated monthly.

How much is Tentacruel #21/83 worth?

Right now (August 14, 2026) the going rate for an ungraded Tentacruel #21/83 from Undone Seal is about $7.00.

A PSA 10 copy runs about $20.50 and a PSA 9 about $4.99 — a 2.9x premium over raw, so condition and grading costs matter here. 15 copies have been graded to date, and 60% of them came back a 10 — worth knowing before you pay grading fees.

Prices on this page refresh nightly from live TCGplayer market data and are cross-checked against actual sold prices, so a single inflated listing never becomes "the price". The chart above has the full history.

Collecting Undone Seal?Full master set guide — every card, chase list, and completion cost→