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Home/Gym Challenge/Koga · PSA 4
Koga Gym Challenge

Koga

Gym Challenge · #19/132 · PSA 101st Edition

Raw$44.50≈ PSA 6.8

Fair Value

$681.00

Based on 16 verified eBay sales over 64 days·LIMITED·12-mo window·Very Low Liquidity

Range

$681.00–$879.00

29% spread

Last Sold

$681.00

Jun 1

PSA Population

193

30d Volume

1(-100% vs prior)

eBay PSA 10 — $681.00 on Jun 1, 2026eBay PSA 10 — $921.00 on Mar 29, 2026Fanatics PSA 10 — $840.00 on Mar 8, 2026eBay PSA 10 — $900.00 on Mar 1, 2026eBay PSA 10 — $1,325.00 on Mar 1, 2026eBay PSA 10 — $1,050.00 on Feb 25, 2026eBay PSA 10 — $879.00 on Feb 22, 2026eBay PSA 10 — $876.00 on Feb 22, 2026eBay PSA 10 — $650.00 on Jan 25, 2026eBay PSA 10 — $699.99 on Jan 25, 2026eBay PSA 10 — $625.00 on Jan 6, 2026eBay PSA 10 — $625.00 on Jan 2, 2026eBay PSA 10 — $650.00 on Dec 28, 2025eBay PSA 10 — $699.00 on Dec 21, 2025eBay PSA 10 — $463.00 on Dec 21, 2025eBay PSA 10 — $620.00 on Dec 19, 2025eBay PSA 10 — $464.00 on Dec 14, 2025$464$788$1.1kDec 14Jan 27Mar 13Apr 27Jun 11

Why this verdict

Methodology →
  • Fair value$681.00Weighted median of 16 verified sales
  • Range$681.00 – $879.0029% spread between bottom and top
  • ConfidenceLIMITEDBased on 16 sales — will sharpen with more data

Live Listings

Very Low Liquidity
0 active

No active eBay listings for PSA 10 1st Edition. We check daily — check back soon.

Recent Sales

17 comps
eBayJun 1, 2026

$681.00

eBayMar 29, 2026

$921.00

$240 over fair

FanaticsMar 8, 2026

$840.00

$159 over fair

eBayMar 1, 2026

$900.00

$219 over fair

eBayMar 1, 2026

$1,325.00

$644 over fair

eBayFeb 25, 2026

$1,050.00

$369 over fair

eBayFeb 22, 2026

$879.00

$198 over fair

eBayFeb 22, 2026

$876.00

$195 over fair

eBayJan 25, 2026

$650.00

$31 under fair

eBayJan 25, 2026

$699.99

$19 over fair

Why this verdict — insufficient data

Gembook needs at least 3PSA-graded comps in the last 90 days to compute a verdict for this card-grade. The engine is configured to decline a number rather than guess from sparse data — "no answer" is a more honest answer than a wrong one.

Full methodology →