Should You Grade Gastrodon East Sea #8 from Secret Wonders?
Free PSA grading EV calculator pre-loaded with live market data for Gastrodon East Sea #8. Current PSA 10 gem rate is 5.6% based on 126 graded copies. PSA 10 sales average $214.32 vs a raw market of $9.00. Expected value of grading: $-21.44 (-27% ROI). Verdict: Sell raw.
Secret Wonders · #8 · Rare Holo
Verdict
Sell raw$-21 (-27% ROI)
Based on raw cost $9.00, PSA 10 $214.32, gem rate 5.6% (126 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting Gastrodon East Sea #8 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 | 7 | 5.6% |
| PSA 9 | 40 | 31.7% |
| PSA 8 | 48 | 38.1% |
| PSA 7 | 18 | 14.3% |
