Should You Grade Rotom #7 from Great Encounters?
Free PSA grading EV calculator pre-loaded with live market data for Rotom #7. Current PSA 10 gem rate is 25.3% based on 174 graded copies. PSA 10 sales average $1700.00 vs a raw market of $5.30. Expected value of grading: $276.64 (129% ROI). Verdict: Grade It.
Great Encounters · #7 · Rare Holo
Default-tier verdict
Grade It+$277 (+129% ROI)
Based on raw market $5.30, PSA 10 $1700.00, gem rate 25.3% (174 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting Rotom #7 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 | 44 | 25.3% |
| PSA 9 | 78 | 44.8% |
| PSA 8 | 24 | 13.8% |
| PSA 7 | 14 | 8.0% |