Fossil Gengar 20/62: PSA 9 vs PSA 10
On Fossil Gengar 20/62, PSA 10 sells for 5x a PSA 9, a $490 delta, which is a wide gem-mint premium. Based on the last tracked PSA 10 sale of $613.00 on Mar 22, 2026, the crack-and-resub math favors the resub: expected value is positive even at a conservative 15% upgrade probability.
PSA 10
$613.00
Last sale $613.00 on
PSA 9
$123.00
Last sale $100.00 on
PSA 8
$62.12
Last sale $71.00 on
The Spread
The PSA 9 to PSA 10 spread on Gengar 20/62 (Fossil).
$490
Dollar gap, PSA 9 to PSA 10
5x
PSA 10 sells for 5x a PSA 9
Three-Outcome EV Calculator
15%
70%
15%
Defaults are conservative starting points. Adjust based on the specific slab. A borderline 9 with strong centering plays differently than a 9 with edge wear.
PSA 10 outcome (sale price minus resub minus acquisition)
$0
PSA 9 outcome (regrade, no upgrade)
$0
PSA 8 outcome (downgrade, slower sell, tied capital)
$0
Expected Value
$0
Math favors holding the 9
Fossil 20/62 Gengar is a WOTC-era release from 1999. The gap between its PSA 9 and PSA 10 prices is $490.
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