Fossil Ditto 18/62: PSA 9 vs PSA 10
The PSA 10 to PSA 9 spread on Fossil Ditto 18/62 is a wide gem-mint premium: $208, with PSA 10 copies trading at 4.3x a PSA 9. Based on the last tracked PSA 10 sale of $269.78 on Feb 25, 2026, the crack-and-resub math favors the resub: expected value is positive even at a conservative 15% upgrade probability.
PSA 10
$269.69
Last sale $269.78 on
PSA 9
$62.00
Last sale $62.00 on
PSA 8
—
Limited recent sales tracked. Pull eBay sold comps before acting.
The Spread
The PSA 9 to PSA 10 spread on Ditto 18/62 (Fossil).
$208
Dollar gap, PSA 9 to PSA 10
4.3x
PSA 10 sells for 4.3x 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 18/62 Ditto is a WOTC-era release from 1999. The gap between its PSA 9 and PSA 10 prices is $208.
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