Should You Grade Gyarados #6 from Base?
Free PSA grading EV calculator pre-loaded with live market data for Gyarados #6. Current PSA 10 gem rate is 2.3% based on 23,519 graded copies. PSA 10 sales average $3012.92 vs a raw market of $22.62. Expected value of grading: $-209.86 (-55% ROI). Verdict: Sell raw.
Base · #6 · Rare Holo
Default-tier verdict
Sell raw$-210 (-55% ROI)
Based on raw market $22.62, PSA 10 $3012.92, gem rate 2.3% (23,519 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting Gyarados #6 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 | 533 | 2.3% |
| PSA 9 | 4,412 | 18.8% |
| PSA 8 | 5,799 | 24.7% |
| PSA 7 | 4,381 | 18.6% |
