Base/#51/102Gembook Valuei·PSA 3As of Jun 14, 2026 · updated daily at 6:00 AM PT
Confidence Limited · weighted median of 1 verified sales
Fair range $36 – $36
Confidence Limited · weighted median of 1 verified sales
Fair range $36 – $36
Koffing
$36#9862 Overall#1223 in Base▲ 6.5%SET · 30D
1ST EDITION · PSA 3G
Price History—
No verified sales in this range — last sale $36 on Apr 29.
Details
SetBase
Number51 / 102
Released1999
PSA population13
Price confidenceLimited
Fair range$36 – $36
Last sale$36 · Apr 29, 2026
Live listings0 · checked daily
Recent sales
1 verified · 1 shownApr 29, 2026eBay$36—
Live listings
No live listings right now. New eBay listings for this card appear here within a day of going up.
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How we price this
Gembook Value is the weighted median of 1 verified eBay sales. Shill bids, unpaid items, and outliers are filtered out — the numbers you see actually cleared.