Expedition Base Set/#4/165Gembook Valuei·PSA 3As of Jun 18, 2026 · updated daily at 6:00 AM PT
Confidence Limited · weighted median of 2 verified sales
Fair range $105–$200
Confidence Limited · weighted median of 2 verified sales
Fair range $105–$200
Blastoise
$152#5288Overall#541in Expedition Base Set10.8%SET · 30D
REVERSE-HOLO · PSA 3
Price History90.5%
Details
SetExpedition Base Set
Number4 / 165
Released2002
PSA population15
Price confidenceLimited
Fair range$105–$200
Last sale$200 · Apr 7, 2026
Live listings0 · checked daily
Recent sales
2 verified · 2 shownApr 7, 2026eBay$200—
Dec 9, 2025eBay$105—
Live listings
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How we price this
Gembook Value is the weighted median of 2 verified eBay sales. Shill bids, unpaid items, and outliers are filtered out — the numbers you see actually cleared.