Should You Grade Brock's Vulpix #37 from Gym Challenge?
Free PSA grading EV calculator pre-loaded with live market data for Brock's Vulpix #37. Current PSA 10 gem rate is 18.0% based on 89 graded copies. PSA 10 sales average $594.21 vs a raw market of $6.89. Expected value of grading: $50.46 (66% ROI). Verdict: Grade It.
Gym Challenge · #37 · Uncommon
Default-tier verdict
Grade It+$50 (+66% ROI)
Based on raw market $6.89, PSA 10 $594.21, gem rate 18.0% (89 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting Brock's Vulpix #37 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 | 16 | 18.0% |
| PSA 9 | 36 | 40.4% |
| PSA 8 | 18 | 20.2% |
| PSA 7 | 7 | 7.9% |
