Should You Grade Blastoise ex #184 from 151?
Free PSA grading EV calculator pre-loaded with live market data for Blastoise ex #184. Current PSA 10 gem rate is 37.4% based on 9,352 graded copies. PSA 10 sales average $131.89 vs a raw market of $19.58. Expected value of grading: $-18.53 (-21% ROI). Verdict: Sell raw.
151 · #184 · Ultra Rare
Default-tier verdict
Sell raw$-19 (-21% ROI)
Based on raw market $19.58, PSA 10 $131.89, gem rate 37.4% (9,352 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting Blastoise ex #184 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 | 3,497 | 37.4% |
| PSA 9 | 4,278 | 45.7% |
| PSA 8 | 1,259 | 13.5% |
| PSA 7 | 241 | 2.6% |
