Should You Grade Poliwag (1st Edition)?
Base Set · #59
No
Expected profit: $-8.86 (-20% ROI)
Expected Value
Raw price$22.39
Grading cost~$22.00
Blended EV$13.53
Expected profit$-8.86
ROI-20%
Break-even sell price$28.65
Profit by Grade
PSA 6
$10.54
$-33.85 (-76%)
PSA 7
$39.29
$-5.10 (-11%)
PSA 8
$54.24
+$9.85 (22%)
PSA 9
$70.42
+$26.03 (59%)
PSA 10
$422.47
+$378.08 (852%)
Top Grading Opportunities in Base Set
Similar Price, Better ROI