Should You Grade Giovanni's Gyarados #5 from Gym Challenge?
Free PSA grading EV calculator pre-loaded with live market data for Giovanni's Gyarados #5. Current PSA 10 gem rate is 2.1% based on 3,356 graded copies. PSA 10 sales average $2917.27 vs a raw market of $105.38. Expected value of grading: $-206.70 (-45% ROI). Verdict: Sell raw.
Gym Challenge · #5 · Rare Holo
Default-tier verdict
Sell raw$-207 (-45% ROI)
Based on raw market $105.38, PSA 10 $2917.27, gem rate 2.1% (3,356 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting Giovanni's Gyarados #5 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 | 69 | 2.1% |
| PSA 9 | 637 | 19.0% |
| PSA 8 | 965 | 28.8% |
| PSA 7 | 614 | 18.3% |