Base Set Sandshrew 62/102: PSA 9 vs PSA 10
On Base Set Sandshrew 62/102, PSA 10 sells for 2.7x a PSA 9, an $81 delta, which is a meaningful PSA 10 premium. Based on the most recent PSA 10 sale of $130.00 on May 24, 2026, the math leans toward holding the 9: expected value turns negative at conservative upgrade probabilities once the resub fee is in.
PSA 10
$130.00
Last sale $130.00 on
PSA 9
$48.77
Last sale $49.00 on
PSA 8
$25.00
Last sale $25.00 on
The Spread
The PSA 9 to PSA 10 spread on Sandshrew 62/102 (Base Set).
$81
Dollar gap, PSA 9 to PSA 10
2.7x
PSA 10 sells for 2.7x 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
Base Set 62/102 Sandshrew is a WOTC-era release from 1999. The gap between its PSA 9 and PSA 10 prices is $81.
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