N

The Best of XY · #139/171 · None · 2017JPN

$7.49

Market price ▼ 13.1% (30d)

Prices as of Oct 20, 2026

43graded pop

88%gem rate

9.9×PSA 10 vs raw

-87%off ATH $56.12 · Feb 2024

+$41.29EV to grade — worth it

Market data

Price history

Normal▲ 0.0% 7d

Low $18.00Mid $18.00High $18.00

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Graded market

Graded values

PSA 10 report →updated 2026-10-20

Grade 6 est.$33.30

Grade 5 est.$28.04

Grade 4 est.$23.13

Grade 3 est.$19.28

Grade 2 est.$15.77

Grade 1 est.$13.32

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$74.28

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

Graded population census · updated 2026-09-17

PSA39 graded · 34 gem 10

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CGC4 graded · 4 gem 10

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Population data from PriceCharting, updated monthly.

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How much is N #139/171 worth?

N #139/171 is a None Japanese card from The Best of XY (2017) — today it trades at roughly $7.49 ungraded.

Grading changes the math on this one: a PSA 10 is valued around $74.28, roughly 9.9x the raw price, while a PSA 9 sits near $69.98. 39 copies have been graded to date, and 87% 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 The Best of XY?Full master set guide — every card, chase list, and completion cost→

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