Should You Grade Radiant Blastoise #18 from Pokémon GO?
Free PSA grading EV calculator pre-loaded with live market data for Radiant Blastoise #18. Current PSA 10 gem rate is 58.2% based on 8,385 graded copies. PSA 10 sales average $52.84 vs a raw market of $11.00. Expected value of grading: $-40.55 (-50% ROI). Verdict: Sell raw.
Pokémon GO · #18 · Radiant Rare
Default-tier verdict
Sell raw$-41 (-50% ROI)
Based on raw market $11.00, PSA 10 $52.84, gem rate 58.2% (8,385 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting Radiant Blastoise #18 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 | 4,884 | 58.2% |
| PSA 9 | 2,683 | 32.0% |
| PSA 8 | 598 | 7.1% |
| PSA 7 | 124 | 1.5% |
