Should You Grade Blastoise-EX #29 from XY?
Free PSA grading EV calculator pre-loaded with live market data for Blastoise-EX #29. Current PSA 10 gem rate is 26.8% based on 370 graded copies. PSA 10 sales average $118.14 vs a raw market of $10.91. Expected value of grading: $-24.82 (-31% ROI). Verdict: Sell raw.
XY · #29 · Rare Holo EX
Default-tier verdict
Sell raw$-25 (-31% ROI)
Based on raw market $10.91, PSA 10 $118.14, gem rate 26.8% (370 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting Blastoise-EX #29 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 | 99 | 26.8% |
| PSA 9 | 155 | 41.9% |
| PSA 8 | 60 | 16.2% |
| PSA 7 | 18 | 4.9% |
