Should You Grade Porygon2 #HGSS23 from HGSS Black Star Promos?
Free PSA grading EV calculator pre-loaded with live market data for Porygon2 #HGSS23. Current PSA 10 gem rate is 6.4% based on 233 graded copies. PSA 10 sales average $3308.42 vs a raw market of $18.78. Expected value of grading: $-104.19 (-28% ROI). Verdict: Sell raw.
HGSS Black Star Promos · #HGSS23 · Promo
Default-tier verdict
Sell raw$-104 (-28% ROI)
Based on raw market $18.78, PSA 10 $3308.42, gem rate 6.4% (233 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting Porygon2 #HGSS23 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 | 15 | 6.4% |
| PSA 9 | 102 | 43.8% |
| PSA 8 | 70 | 30.0% |
| PSA 7 | 27 | 11.6% |