Should You Grade Blastoise?
Expedition Base Set · #37
Yes
Expected profit: $63.88 (77% ROI)
Expected Value
Raw price$61.33
Grading cost~$22.00
Blended EV$125.21
Expected profit$63.88
ROI77%
Break-even sell price$71.36
Profit by Grade
PSA 6
$40.93
$-42.40 (-51%)
PSA 7
$54.64
$-28.69 (-34%)
PSA 8
$70.55
$-12.78 (-15%)
PSA 9
$185.35
+$102.02 (122%)
PSA 10
$566.24
+$482.91 (580%)
Undervalued
This card is undervalued by 104% — grading EV is $125.21 vs $61.33 raw.
Similar Price, Better ROI
