Iron Boulder ex

Cyber Judge · #100/71 · Ultra Rare · 2024JPN

$5.04

Market price ▲ 1.0% (1Y)

Prices as of Jul 27, 2026

418graded pop

82%gem rate

5.8×PSA 10 vs raw

-25%off ATH $8.36 · Feb 2024

−$5.50EV to grade — don't

Price history

Holofoil▼ 0.4% 7d$5.04

Low $4.50Mid $5.50High $10.00

Loading chart…

Buy it now on eBay

Loading live listings…

Live from eBay · affiliate links support CardPrice · see recent sold results →

Shop live eBay listings →Recent eBay sold results

Graded values

updated 2026-07-26

Grade 6 est.$5.96

Grade 5 est.$5.02

Grade 4 est.$4.14

Grade 3 est.$3.45

Grade 2 est.$2.82

Grade 1 est.$2.38

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$29.40

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

Graded population census · updated 2026-07-08

CGC315 graded · 246 gem 10

12345678910

PSA103 graded · 95 gem 10

12345678910

Population data from PriceCharting, updated monthly.

How much is Iron Boulder ex #100/71 worth?

Right now (July 27, 2026) the going rate for an ungraded Iron Boulder ex #100/71 from Cyber Judge is about $5.04.

Grading changes the math on this one: a PSA 10 is valued around $29.40, roughly 5.8x the raw price, while a PSA 9 sits near $3.00. 315 copies have been graded to date, and 78% 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 Iron Boulder ex has moved over time.