Should You Grade Mew #15 from Secret Wonders?
Free PSA grading EV calculator pre-loaded with live market data for Mew #15. Current PSA 10 gem rate is 0.7% based on 812 graded copies. PSA 10 sales average $4327.14 vs a raw market of $105.59. Expected value of grading: $115.14 (25% ROI). Verdict: Decent — proceed with caution.
Secret Wonders · #15 · Rare Holo
Default-tier verdict
Decent — proceed with caution+$115 (+25% ROI)
Based on raw market $105.59, PSA 10 $4327.14, gem rate 0.7% (812 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting Mew #15 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 | 6 | 0.7% |
| PSA 9 | 138 | 17.0% |
| PSA 8 | 239 | 29.4% |
| PSA 7 | 145 | 17.9% |
