Should You Grade Mew #47 from Wizards Black Star Promos?
Free PSA grading EV calculator pre-loaded with live market data for Mew #47. Current PSA 10 gem rate is 28.9% based on 1,211 graded copies. PSA 10 sales average $2824.00 vs a raw market of $163.25. Expected value of grading: $496.55 (95% ROI). Verdict: Grade It.
Wizards Black Star Promos · #47 · Promo
Default-tier verdict
Grade It+$497 (+95% ROI)
Based on raw market $163.25, PSA 10 $2824.00, gem rate 28.9% (1,211 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting Mew #47 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 | 350 | 28.9% |
| PSA 9 | 527 | 43.5% |
| PSA 8 | 200 | 16.5% |
| PSA 7 | 67 | 5.5% |
