Should You Grade Alolan Marowak-GX #SM187 from SM Black Star Promos?
Free PSA grading EV calculator pre-loaded with live market data for Alolan Marowak-GX #SM187. Current PSA 10 gem rate is 30.0% based on 120 graded copies. PSA 10 sales average $155.00 vs a raw market of $16.16. Expected value of grading: $-26.59 (-31% ROI). Verdict: Sell raw.
SM Black Star Promos · #SM187 · Promo
Default-tier verdict
Sell raw$-27 (-31% ROI)
Based on raw market $16.16, PSA 10 $155.00, gem rate 30.0% (120 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting Alolan Marowak-GX #SM187 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 | 36 | 30.0% |
| PSA 9 | 25 | 20.8% |
| PSA 8 | 2 | 1.7% |
| PSA 7 | 15 | 12.5% |
