Should You Grade Mew #SM215 from SM Black Star Promos?
Free PSA grading EV calculator pre-loaded with live market data for Mew #SM215. Current PSA 10 gem rate is 15.5% based on 1,269 graded copies. PSA 10 sales average $1980.43 vs a raw market of $29.95. Expected value of grading: $218.81 (92% ROI). Verdict: Grade It.
SM Black Star Promos · #SM215 · Promo
Default-tier verdict
Grade It+$219 (+92% ROI)
Based on raw market $29.95, PSA 10 $1980.43, gem rate 15.5% (1,269 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting Mew #SM215 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 | 197 | 15.5% |
| PSA 9 | 672 | 53.0% |
| PSA 8 | 262 | 20.6% |
| PSA 7 | 92 | 7.2% |
