Omanyte

Pokemon Card 151 · #138/165 · Uncommon · 2023JPN

All 34 Omanyte cards ranked by value →
$12.15
Market price ▲ 5.5% (30d)
Prices as of Oct 20, 2026
738graded pop
80%gem rate
6.1×PSA 10 vs raw
-45%off ATH $21.90 · Mar 2024
+$25.90EV to grade — worth it
Market data

Price history

Master Ball Pattern▲ 0.9% 7d
Low $23.78Mid $24.51High $30.00

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Graded market

Graded values

PSA 10 report →updated 2026-10-20
Grade 6 est.$14.71
Grade 5 est.$12.38
Grade 4 est.$10.22
Grade 3 est.$8.51
Grade 2 est.$6.97
Grade 1 est.$5.88

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$74.66

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

Graded population census · updated 2026-09-17

PSA651 graded · 519 gem 10
CGC87 graded · 68 gem 10

Population data from PriceCharting, updated monthly.

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How much is Omanyte #138/165 worth?

Right now (October 20, 2026) the going rate for an ungraded Omanyte #138/165 from Pokemon Card 151 is about $12.15.

Grading changes the math on this one: a PSA 10 is valued around $74.66, roughly 6.1x the raw price, while a PSA 9 sits near $17.90. 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 Pokemon Card 151?Full master set guide — every card, chase list, and completion cost→