Should You Grade M Blastoise-EX #22 from Evolutions?
Free PSA grading EV calculator pre-loaded with live market data for M Blastoise-EX #22. Current PSA 10 gem rate is 35.2% based on 9,405 graded copies. PSA 10 sales average $181.73 vs a raw market of $18.99. Expected value of grading: $-0.14 (-0% ROI). Verdict: Sell raw.
Evolutions · #22 · Rare Holo EX
Default-tier verdict
Sell raw$-0 (-0% ROI)
Based on raw market $18.99, PSA 10 $181.73, gem rate 35.2% (9,405 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting M Blastoise-EX #22 to PSA for grading. EV factors in real PSA population data (gem rates), live market prices for raw and graded copies, and PSA's tiered fee structure including upcharges when a card's graded value exceeds the tier's Max Insured Value. Adjust the inputs to match your card's exact condition for a personalized recommendation.
PSA population summary
| Grade | Population | Rate |
|---|---|---|
| PSA 10 | 3,308 | 35.2% |
| PSA 9 | 3,850 | 40.9% |
| PSA 8 | 1,228 | 13.1% |
| PSA 7 | 381 | 4.1% |
