Omanyte

151 · #138/165 · Uncommon · 2023

All 34 Omanyte cards ranked by value →
$0.17
Market price 26.1% (30d)
Prices as of Aug 22, 2026
HP 100WaterStage 1Art · Akira Komayama
802graded pop
76%gem rate
24.9×PSA 10 vs raw
-46%off ATH $2.22 · Jul 2026
+$2.73EV to grade — marginal
Market data

Printings & price history

Normal 10.5% 7d$0.17
Mid $0.20

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Graded market

Graded values

PSA 10 report →updated 2026-08-22
Grade 6 est.$1.14
Grade 5 est.$0.96
Grade 4 est.$0.79
Grade 3 est.$0.66
Grade 2 est.$0.54
Grade 1 est.$0.46

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$34.39

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

Graded population census · updated 2026-07-08

PSA6 graded · 1 gem 10
CGC4 graded · 1 gem 10

Population data from PriceCharting, updated monthly.

More Omanyte cards all 34 ranked by value →

Attacks

50Tentacular Return
Put an Energy attached to your opponent's Active Pokémon into their hand.

This Pokémon is a member of an ancient, extinct species. Omanyte paddles through water with its 10 tentacles, looking like it's just drifting along.

How much is Omanyte #138/165 worth?

As of August 22, 2026, Omanyte #138/165 from 151 sells for around $0.17 in raw, ungraded condition. Across the 3 printings we track, copies run anywhere from $0.01 to $20.00 depending on the version you're holding.

Grading changes the math on this one: a PSA 10 is valued around $34.39, roughly 202.3x the raw price, while a PSA 9 sits near $11.98. 651 copies have been graded to date, and 80% of them came back a 10 — worth knowing before you pay grading fees.

We update this valuation every night from live market data and verify it against real completed sales — see the chart above for how Omanyte has moved over time.

Collecting 151?Full master set guide — every card, chase list, and completion cost